When buyers ask for a “waterproof dry bag,” they often mean one product. Factories hear two different jobs: PVC and TPU. Both can keep gear dry. They are not interchangeable if you care about margin, brand positioning, and return rates.
PVC dry bags are common in camping, kayaking starter kits, and promotional outdoor lines. Buyers like them because the cost is easier to control, colors come out bold, and the material holds up well for general water sports.
They are a strong choice when:
(1)Your retail price needs to stay competitive.
(2)You need larger volumes for wholesale programs.
(3)The bag is mainly for splash protection, river trips, or boat storage.
The trade-off is feel and temperature. Some PVC constructions feel stiffer, especially in colder weather. That does not mean the bag is bad. It means you should match the product story to the material.
TPU is often selected for brands that want a softer surface, nicer fold, and a more refined look in product photos. For some markets, TPU also supports a better “performance gear” message.
Choose TPU when:
(1)You sell into higher retail price bands.
(2)Your customers care about packability and hand feel.
(3)You need a bag that still feels workable in colder conditions.
The trade-off is usually unit cost. If your channel is price-driven wholesale, jumping straight to TPU can squeeze margin unless the brand story is clear.
A cheap weld on TPU can fail faster than a well-made PVC bag. Material is only one part of waterproof performance. Welding quality, roll-top design, buckle strength, and strap attachment matter just as much.
Ask your manufacturer for:
(1)Fabric thickness and coating details
(2)Welding method
(3)Suggested capacity range for your use case
(4)Sample lead time for both PVC and TPU versions
If this is your first private-label dry bag project, start with one hero SKU. Many buyers overbuild the assortment: five sizes, three colors, two materials, custom lining, and special hardware all at once. That slows sampling and makes QC harder.
A cleaner launch plan looks like this:
(1) Pick one main use case (kayak day pack, beach dry bag, motorcycle trip bag).
(2)Choose PVC or TPU based on price band.
(3)Lock 2–3 sizes and 2–3 colors.
(4) Approve one sample thoroughly.
(5)Scale after the first reorder proves sell-through.
Carsikie Bag manufactures PVC and TPU waterproof dry bags, plus waterproof backpacks and duffles for outdoor brands and wholesalers. If you are unsure which material fits your market, send your target retail price, destination country, and expected monthly volume. That is enough for a practical recommendation.
Contact: joanbags2022@126.com | WhatsApp/WeChat: +86-13922536806 | www.carsikiebag.com
FAQ
1
What's your main product?
2
Is sample order available?
Yes. It's available.
For sample in stock, we can offer 1-2 cheaper samples for free if you will like to pay thefreight. For new made sample, it is USD10-USD50 per piece; And for sample with your logo, it isUSD30-USD80(not including express. The 1-2pcs sample cost will be refunded after mass order1000pcs confirmed.)
3
Can you add my own logo? How's the charge for customized Logo?
Of course we can add your own logo on the bag as customer's requests. Just please send usyour logo in Al or PDF format. lt is about USD0.10 per color per position. There is a specialdiscount if your logo has more than 3 colors or your quantity is more than 1000pcs
4
Do you accept OEM or ODM orders?
Yes, we do.
We can produce bags with your brand or other brand authorized by your company. Also we can produce bags according to your own design. Of course all of OEM or ODM designswe will not recommend or produce for any other clients. lf needed, we can sign Non-disclosureAgreement.
5
What's your packing method?
Generally speaking, we use OPp bag or PVC bag to pack each product, also we can customizethe package according to your requirement, such as colorful box... And we can print your logo onthe package.
6
How does your factory do regarding quality control?
Quality is the priority. All our materials are Eco-friendly. And we have our own QC teams tonspect each order: lt will be inspected before delivery to customers.
7
What's the advantage of your factory?
We can provide diferent solutions for our customers as we source different and suitable typesof material fortheir target price, and we are able to handle production cost and delivery timestrictly. We can also design and manufacture all kinds of waterproof dry bags for customers. OEM& ODM orders are accepted. All orders will be tested and inspected strictly by our own QC teamsbefore delivery. lf any quality problem, we will be responsible for it. Any of your enquiries andquestions will be responded within 24 hours.