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Izzy Rosenzweig, founder and CEO of Portless, on the Honest Ecommerce podcast
Oct 12, 20236 min read

Portless: Ship Direct From China in 6 Days for DTC Brands

From 90-Day Lead Times to 3 Days: What Direct-From-China Fulfillment Actually Looks Like

Traditional container shipping locks DTC brands into a painful cycle. You manufacture 10,000 units, they sit on a boat for 60 days, clear customs with full import duties applied, land in a warehouse, and then finally ship to customers. By the time inventory is moving, your cash has been tied up for three months and the trend you were chasing may have already peaked.

Portless flips that model. The company operates a fulfillment center in China, pulling inventory two days after production ends and delivering to US customers within six days via USPS. Customers receive a local tracking number that looks like it originates from New York or Los Angeles. The experience is indistinguishable from domestic fulfillment. The economics are not.

The Duty-Free Window Most Brands Are Not Using

Section 321, also known as the de minimis exemption, allows individual packages valued under a certain threshold to enter a country duty free. In the United States, that threshold is $800. In Australia, it is $1,000 AUD. In Europe, 150 euros. In the UK, 135 GBP. For DTC brands whose products fall under these values, shipping direct to the end customer from China means import duties simply do not apply. That savings goes straight to the bottom line.

Portless quotes shipping rates starting at $4.49 for a quarter-pound package and $5.86 for a half-pound. For brands selling apparel, cosmetics, or accessories, products that are both light and typically under $100 in value, the unit economics shift substantially compared to the container model.

What Products and Brands Are a Good Fit for Portless

The model works best for brands manufacturing in China whose products weigh under five pounds. Under three pounds is better. Under two pounds is where the numbers get compelling. Apparel, cosmetics, and accessories are natural fits. Portless can also pull inventory from Vietnam, India, and Thailand into China quickly by boat, so pure China manufacturing is not a hard requirement.

Bulky or heavy products are where the model breaks down. Portless moves freight by air, buying daily airspace to major hubs including LAX, JFK, Dulles, London, and Sydney. Once a product gets heavy, the airfreight cost outpaces the duty savings. Brands with very high AOVs and large margins can sometimes make it work above five pounds, but for most, the sweet spot is light and compact.

How Brands Handle the Amazon Prime Speed Expectation

The reasonable objection to six-day delivery is customer expectation, shaped by years of two-day Prime shipping. Izzy Rosenzweig's answer is a hybrid model. Brands keep roughly 10% of their inventory domestically and offer an express tier at a premium, something like $9.99 for next-day versus free or $4.99 for the six-day standard option. In practice, about 10% of customers choose express. That segment becomes a profit center rather than a cost. The brand reduces its domestic inventory requirement by 90% while still satisfying customers who need it fast.

Going Global Without Adding Supply Chain Complexity

International expansion is one of the strongest arguments for this model. Previously, a brand wanting to sell in Australia, Canada, Europe, and the US needed containers and warehouse relationships in each region, with inventory risk spread across all of them. With Portless, there is one inventory hub in China and 40 virtual warehouse destinations. Orders ship with Royal Mail, Australia Post, Canada Post, DHL Germany, and other local carriers. Customers pay no duties at delivery and never see a foreign origin on their tracking.

Rosenzweig argues that international should represent 30% of a brand's revenue. The barrier is usually perceived complexity around duties, local taxes, and logistics setup. Portless handles the tax calculation, collection, invoicing, and filing across countries. For Shopify brands, turning on Shopify Markets combined with Portless is described as a near-zero-friction path to international sales. Brands can start by looking at where CPMs are cheapest in their ad accounts, ship there first, and invest in localization only after the data justifies it.

Onboarding in 15 Minutes and Surviving Q4 Stockouts

Setup is a Shopify app integration done over Zoom, typically completed in 15 to 20 minutes. Account managers and in-China support staff are English-speaking. Teams communicate via Slack Connect. Once integrated, inventory can be live and shipping within two days of arriving at the Portless facility.

For Q4 specifically, this matters because factory delays are common and stockouts are a regular occurrence. A brand that sells out of its best product on November 3 traditionally loses the rest of the season. With Portless, a brand can reconnect to production, get inventory into the fulfillment center within two days, and resume shipping before the window closes. Stockouts are framed not as a fulfillment problem but as lost revenue, and the speed of this model converts some of that back.

The Bigger Picture: Factory to Consumer, Not Just China to Consumer

Rosenzweig is deliberate about positioning Portless as factory-to-consumer infrastructure, not a China-specific service. The company is already running a beta out of Vietnam. The long-term vision is to build fulfillment infrastructure wherever manufacturing happens, so that wherever a brand produces, the same direct-to-customer pipeline applies. He draws a deliberate parallel to how shipping containers disrupted manufacturing in the 1980s, noting that Portless could reduce the role of traditional ocean freight for DTC brands in the same way containers reduced the viability of domestic manufacturing decades ago. The logistics and fulfillment side of this model is explored from a different angle in a follow-up conversation with Rosenzweig on tariff engineering and cash flow tactics for brands.

Key Lessons From This Episode

  • Shipping direct from China to US customers in under six days is operationally possible today, with USPS tracking and a fully local delivery experience.
  • Section 321 de minimis exemptions eliminate import duties on individual packages under $800 in the US, creating direct margin improvement for most DTC brands.
  • A hybrid fulfillment model, 90% from China at standard speed, 10% domestic for express, lets brands meet fast-shipping demand without the full inventory carrying cost.
  • International expansion becomes significantly more accessible when duties, local carrier relationships, and tax filing are handled by the fulfillment partner rather than the brand.
  • Q4 stockouts are recoverable if you have a direct-from-factory pipeline. Two days from production to fulfillment center changes the math on seasonal inventory risk.
  • The best candidates for this model are brands manufacturing in China or nearby with products under five pounds and order values under $800.

Hear the full conversation with Izzy Rosenzweig, including how Browze served as a live testing ground for Portless infrastructure, in the complete episode and transcript below.

In This Conversation We Discuss:

  • [00:52] Intro
  • [01:15] How Portless helps DTC brands with shipping
  • [02:26] Building a business based on personal pain points
  • [03:09] The evolving space of cross border logistics
  • [03:53] Seizing better opportunities on and for DTC brands
  • [04:59] How shipping containers disrupted manufacturing
  • [06:01] Grabbing unexpected business opportunities
  • [07:08] Balancing existing and new businesses
  • [08:24] How industries can save more with Portless
  • [10:15] Section 321, the de minimis
  • [11:16] Using FBA injections for faster transactions
  • [11:44] Generating profits from strategic shipping options
  • [13:13] Streamlining supply chains and local experiences
  • [13:47] Going international on your business
  • [14:32] Creating specific experiences internationally
  • [15:32] How integration works at Portless
  • [16:51] Ways to reach out to Izzy and Portless

Resources:

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Transcript

Izzy Rosenzweig  

It is a little funny how I didn't expect it. I started an industry that took manufacturing off the map. And I think this is where I'm now, an industry that could totally, let's say put boats and ports, reduce the need of them for DTC brands. 

Chase Clymer  

Welcome to Honest Ecommerce, a podcast dedicated to cutting through the BS and finding actionable advice for online store owners. I'm your host, Chase Clymer. And I believe running a direct-to-consumer brand does not have to be complicated or a guessing game. 

On this podcast, we interview founders and experts who are putting in the work and creating  real results. 

I also share my own insights from running our top Shopify consultancy, Electric Eye. We cut the fluff in favor of facts to help you grow your Ecommerce business.

Let's get on with the show.

Hello everybody. Welcome back to a bonus episode of Honest Ecommerce. 

Today I'm welcoming to the show Izzy Rosenzweig. He's the founder and CEO of Portless

They help DTC and Ecommerce brands ship orders directly from China right to their customers' doorsteps. 

Welcome to the show Izzy. 

Izzy Rosenzweig

Super excited to be here, Chase. Thanks so much for having me. 

Chase Clymer  

Awesome. You got a pretty great one liner there. But can you quickly... What's the elevator pitch for Portless?

Tell me a little bit more about what the business actually does. 

Izzy Rosenzweig  

Yeah. Fundamentally, if you think about DTC brands in the traditional way they do things, let's say they manufacture 10,000 t-shirts, they put on a boat, they can sell that inventory for 60 days stuck on the water. 

It comes over to the border, they're paying import duties because you're buying a lot at a time. Then you're bringing it to the warehouse and then you're shipping to your customers and paying all the shipping fees. 

In our model, our fulfillment center is in China. So we can get your inventory two days after production.

We could deliver it to your customers' front door within six days to the United States, fully local experience. Customer gets a USPS tracking number within one day. 

Looks like it's coming from New York or L.A., but it gets delivered within six days to their front door, fully local experience. 

So the customer has the same experience. But as a brand, your lead time went from 60 to 90 days to three days. 

If your value of goods is under $100, it's duty free to the United States. No container cost and very competitive shipping rates starting at $4.49 to, let's say, a quarter pound, $5.86 for half a pound. 

And yeah, so savings right out the front door, plus much better cash flow, game changing for DTC businesses. 

Chase Clymer  

Well, that's amazing. So talk to me, where did this idea come from? What was going on? 

Izzy Rosenzweig  

Yeah. So honestly, it was solving my own pain points. So I've been in Ecommerce for over 10 years, and doing cross border for most of that. 

But what we saw when I started a consumer business called Browze. We were in the home kitchen space and a couple other categories. But when I started, it was painful. 

I started by bringing containers, one container at a time. Money was stuck. Whenever we sold something, we had to buy more. So money came in, but the money went right back out. 

And I couldn't convert that inventory for months at a time. And if something did really well, let's say I brought 1,000 units of a product during Christmas time, it sold out. I missed the season.

So there's just so much of these pain points that I saw as a brand. Then I got really lucky. 

I met the former CFO of Alibaba. He became an advisor and an investor. He introduced me to this evolving space of cross border logistics. 

Now that being said, in the early days, it wasn't a good experience. 

The first seven years of me doing this, you're looking at two week delivery, there was Mandarin on the tracking number, customers got very confused about what's going on. 

So it wasn't a great customer experience.

But in the last three years, because of the growth of this space, the efficiency has become incredible, right? Under six days to the United States, even faster to Europe. 

Everything is a local experience. So we start doing that for ourselves. 

We're like, holy crap. Not only having great crash flow, we're having better profit margins, but the customers have a great local experience. 

It really is an everyone wins situation. And then eventually what happened was our investor said, “Hey, please start talking to other portfolio companies. They need better cash like you guys.” 

And we saw after a bit was, to do what we did took us years of building infrastructure and legals. And we saw that there'll be a better opportunity for us to be the infrastructure play for thousands of DTC brands that manufacture in China. 

So the brand owns the quality of goods, but the magic is in the supply chain. How fast can you turn inventory to cash and reduce inventory risk altogether?

Or it's November 3, you're sold your best product. You don't need to lose the season. Go to your factory. Two days later, we're shipping to your customer. 

Chase Clymer  

That's amazing. All right. 

So I got to ask you, from just an entrepreneurial perspective, and just how you thought about your career, you're building a business, a pretty traditional direct consumer business. 

You're selling home goods, kitchenware, etc. Did you expect to become... To build a SaaS and to just completely pivot away from what you were doing?

Izzy Rosenzweig  

You know what? To me, it was so much of a natural evolution and I didn't, right? 

Didn't even think I was going to be in the cross-border business, right? I was originally starting as importing or bringing containers. Now, I'll give you a little funny context here. 

I started by bringing containers by shipping containers. Interestingly enough, shipping containers actually disrupted manufacturing, which my family was in for 60 years. 

My grandfather started a manufacturing business in the 1950s in Toronto, Canada. Everyone did really well those days. 

Then shipping containers in the 1980s became very industrialized. You put everything in a container, they could load a container within a day, load a boat within a day or two. 

All of a sudden, imports start becoming competitive. “Oh crap, what do we do?” So either factories went out of business, got very niche, which my grandfather did and went on for many more years, or they actually saw the curve and they invested or partnered with factories overseas. 

So shipping containers disrupted manufacturing. And I got started with normal shipping containers. 

I'm bringing one container at a time. I didn't expect to cross the border. But then I got introduced. I was lucky I met the right people. 

I started getting into cross-border logistics for another 10 years. And then I'm like, one second, next stage, again, evolution happened on its own. 

We should be doing this for everyone. Let's help everyone do this. 

So it is a little funny how I didn't expect it. I started an industry that kind of took manufacturing off the map.

I think this is... I'm now in an industry that could totally, let's say put boats and ports, reduce the need for them for DTC brands. 

Chase Clymer  

Sounds like your guys' name might have a little bit to do with that. A little on the nose. 

Izzy Rosenzweig  

Yeah, a little bit. Less ports, more planes. 

Chase Clymer  

Awesome. All right. 

So as you pivot towards solving this bigger problem and realizing there's potentially a bigger market here and a better use of your time, which is a very valuable resource. When did you guys start to go all in on this portless idea? And do you still own Browze? Did you exit Browze? What's going on there? 

Izzy Rosenzweig  

Great question. 

So we went all in probably about 6 months ago when we went public with that. Prior to that, we got into reductions. 

Now we shipped millions of shipments in our consumer business. So what we did for infrastructure, we did it at a crazy scale. 

But we said, you know what, about 6 months ago, we're going to move from Browse to Portless. We're now essentially 100% Portless.

We do Browze now, a couple products just to test new channels, new countries. We actually have a small beta in Vietnam right now. 

The idea is not China to consumer. It's factory to consumer. 

So I don't care in the future if you're manufacturing in Thailand, Vietnam or China. We will have infrastructure there over the next little bit. 

So we use it as a testing thing, just a couple products. And then we onboard our customers after we nailed it perfectly. 

Chase Clymer  

It sounds like a fantastic tool to have in your toolbox from a SaaS perspective to have a brand that has all the kinks worked out that you can pilot these things with and figure those things out. 

Eat your own dog food, as they say. 

Izzy Rosenzweig

Exactly. We got to solve it. Go with the pain through ourselves, and then onboard. 

Chase Clymer  

Awesome. All right. 

So if I'm a brand out there and I'm listening to this show and I'm like, “This all sounds really good, but I don't know if it's for me.”

What are some telltale signs of what I'm doing for my business or types of products that I'm selling?

What makes a good fit for Portless, I guess? 

Izzy Rosenzweig  

Great question. So basically, A, manufacturing in China. 

If the majority of your products are manufactured in China, we could bring stuff from Vietnam, India, Thailand into China for you, which is very fast by boat in a couple of days. 

Let's just say manufacturing in China, products need to be on the lighter end. 

The moment a product gets bulky or very heavy, this model doesn't really make sense. Because yes, they're efficient.

You don't have to cost for the containers. You don't have to cost for import duties for most brands that sell under $800 value. 

But if it's bulky, for us to put it on planes gets very expensive. And the way this model works is, we buy airspace every single day to every major hub. 

So it's going to London, Australia, Canada, and the US. As long as it's light, it goes in our pallets and we inject it into USPS. 

That could be LAX or D or JFK. But if your stuff is bulky, it gets a little too expensive for this to make sense.

Chase Clymer  

Gotcha. So I noticed you didn't give me a hard and fast number on the weight, which means that it depends on your margins, etc. I can read between the lines. 

Izzy Rosenzweig  

Exactly. 

Chase Clymer  

But what would you say is like a rough line in the sand? 

Izzy Rosenzweig  

I would say under 5 pounds, there's a lot of opportunity. Above 5 pounds, we have a few of them. But usually, their margins are really big. 

The AOV is like 500 bucks, they can afford to pay higher dollars. 

But on the lighter end, under 5. And as it gets lighter, it gets really good.

Under 3, even better. Under 2, even better. So apparel brands are great. Cosmetic brands, accessory products. 

Those light products will crush this model. 

Chase Clymer  

Absolutely. And then you said it before, but I want to ask again to get some clarity out there. 

You said something around the value of these products to help, not escape. but not get those import duty charges. 

Yeah. So what's that number again? 

Izzy Rosenzweig

Yeah, it's just not relevant to you. Yes. 

It's called Section 321, the de minimis. And that's not only the United States, most countries in the world. 

Australia, if you bring an individual package under a thousand Australian dollars, import duty free. 

Europe, 150 euros. UK, 135 GBP. 

So every country has their threshold. But if you're doing individual packages to your end customer, it is import duty free. 

And that is just money to your bottom line. 

So if your value of goods in the US is under $100, there's just opportunity, besides your better cash flow, to run a better margin business as well. 

Chase Clymer  

Awesome. So if you're listening to this, your AOV is under $800 and your total package weight is under $10, I think you need to hit up Izzy and his team just to have them pitch you. 

See what they might be able to work out for you. 

Alright. So I've got another question here. 

So we're in the age of Amazon, Amazon Prime. Everybody's like, get this thing to my door in 3 days. 

You know, how do you combat that? What are you seeing in the market? 

How do you address that when I know it's a pain point during your sales process? 

Izzy Rosenzweig  

Great question.

So first of all, we look at two perspectives. 

A, as a brand, there's a reason why you're selling on your own website and not on Amazon. Your product's a commodity, very often you put it on Amazon. 

Now, if a product, if a brand for whatever reason does Amazon as well, we could do FBA injections. We can help you with FBA injections. 

We don't do that as a core business. But if we have your logistics business, we will do injection for you. 

So you never have to go to 3PL then Amazon. We could just send it through a fast boat or traditional boat right to Amazon itself.

But let's say your website, you want to offer Express and you want to offer Standard

So what we've seen our customers do is they make it into a profit center. 

They'll be like, hey, our standard is the $4.99, which is let's say a 3-7 day delivery. But our Express, which is whatever the next day delivery is, is $9.99. 

And what they do is they keep a fraction of their inventory. 

And I know from the brands that we see, usually it's about 10% that chooses Express. And you can make more money on that. 

So you can be like Standard, either it's free, or it's $4.99.You can reduce your inventory from 100% to 10% and have less inventory needs locally, and fulfill that Express if that's what your customers want. 

Chase Clymer  

It amazes me when I have assumptions about business models and brands. So that's what I wrote down here. 

I was like, is anybody doing a hybrid thing where they keep some of their stuff local and then you pay for faster shipping. 

Izzy Rosenzweig

Exactly. 

Chase Clymer  

And then the rest of it goes through a slightly slower thing. And I think that's a fantastic way to approach it. It'd be like, can't wait. 

I would say for most brands, you're gonna do free shipping at that longer threshold and say, can't wait, pay X dollars to get it in 3 days. 

Izzy Rosenzweig  

Exactly. 

And then they're often, prior to that, they didn't have the slower option. I mean, tier 1 cities is 3 days. 

But let's say 6 days, and all of a sudden, people are choosing... They're choosing their path. 

And they're like, okay, I'll pay a little more. Profit center. 

And there's one other area that we didn't tackle and I think is super important, which is globalization.

So historically, customers were like, hey, I got to put a container in every continent. 

That's so painful. And we have customers that used to do that. 

All of a sudden, instead of having products stuck in Australia, Canada, Europe, and the US, it's one inventory hub in our film center in China, and 40 virtual warehouses. 

Every country we ship local experience. Royal Mail, Australia Post, Canada Post, DHL, Germany.

All local experiences. Customers never know what came from most of the country. They never pull out a credit card on delivery.

So then, there's those customers which are like, oh my gosh, that just  simplified my supply chain. 

Then there's other customers that never went outside the US and they're like, oh, it's scary. Well, why is it scary? 

Well, shipping from the US to Australia is 30 bucks. That is a lot of money with us at seven. 

How does it work with duties? 

What if, let's say sales tax, we have a software that does all that for you. We'll calculate the right tax per country. You'll collect it, we'll invoice it, and we'll file for you.

You have to do nothing. You literally just have to turn Shopify markets and you're going international with literally no extra pain points on your end. Just better cash flow. 

International should be 30% of your business. 

Chase Clymer  

Yeah, absolutely. And I was just talking to a prospect yesterday that might start working with our agency. 

And we were talking about internationalization and what was that percentage of their business. And it was less than what you're saying where it should be now.

But it also got into the questions about creating more specific experiences. 

And if you're creating a web experience that is, say, in German, the shipping experience matching that, I think just elevates everything across the board. 

Izzy Rosezweig  

Yeah, exactly. All of a sudden, you have normal shipping rates, you have a local translation experience. 

But we see customers very often. They'll just open Shopify markets. They'll see where the data... CPMs are cheap in these countries. So marketing is efficient. 

So they're starting to say, “Oh, wait, Germany's spiking.” Now let's invest into translation. 

So there's a really good macro and micro approach to international parts. 

Chase Clymer  

Absolutely. That's exactly what I said. I was like, what's the best market? Just do a chart and 80-20. 

Focus on the best one and then just start going down the list. 

Izzy, we've touched on quite a lot today. Is there anything I didn't ask you about that you think would resonate with our audience? 

Izzy Rosenzweig  

I think one area that we see, currently our customers are really moving to us at very fast rates because we go on board a customer within days. 

Like you reach out to us, there’s a Shopify app. Well, how do we integrate? 

If you're on Shopify, we’ll have that Shopify and within 15 minutes you're integrated. It's based on your location. You map what products you want to send to us and you send products to us. 

And then you're essentially live. So integration is about a 15-20 minute Shopify app download integration. We do it over Zoom. Everyone is English-speaking to your account manager, the people in China. 

You're all in a Slack group. We do Slack Connect. You're talking like a text conversation during setup and then your support team to our support team if they need to ask us questions. 

And then, integration is super, super easy. And for Q4, what we're seeing, which is really interesting, is that people are in production, but factory's delayed. 

“Oh man, I'm gonna miss Christmas. I'm gonna miss Halloween.” 

No, you don't need to miss Halloween. You can reach out, we can connect. Within 15 minutes, you're set up. 

Two days later, we have your inventory. We're shipping to your customers. 

So, or if you sell out, don't lose that opportunity. Sell out is actually lost revenue.

If you connect to us, within days, you could be live and you're factored back into production and capture the season. 

Chase Clymer  

That's amazing, Izzy. That's fantastic. 

So I'm listening to this and you're like, “You know what, Chase? This is a great bonus episode. I actually learned something and I want to reach out to Izzy and the team at Portless. 

What do I do? Where do I reach out?”

Izzy Rosenzweig  

Awesome. portless.com. Go check out portless.com. 

We got tons of information there, case studies, understanding more of how it works. 

You can submit a form. You go right to our sales team. We'll book a call with you right away.

Plus, I'm on LinkedIn and Twitter. I'm always posting content around supply chain, cashflow, inventory management. 

DM me there. We'll respond to you. I'll respond to you ASAP. 

Chase Clymer  

Awesome. Izzy, thank you so much for coming on the show today. 

Izzy Rosenzweig  

Thank you so much for having me, Chase. This was awesome. 

We can't thank our guests enough for coming on the show and sharing their knowledge and journey with us. We've got a lot to think about and potentially add into our own business. You can find all the links in the show notes. 

You can subscribe to the newsletter at honestecommerce.com to get each episode delivered right to your inbox. 

If you're enjoying this content, consider leaving a review on iTunes, that really helps us out. 

Lastly, if you're a store owner looking for an amazing partner to help get your Shopify store to the next level, reach out to Electric Eye at electriceye.io/connect.

Until next time!