OEM / ODM FACTORY | LOW MOQ | BSCI & ISO9001
CUSTOM SPORTS BAGS MANUFACTURER & WHOLESALE SUPPLIER
FMOSBAG designs and manufactures custom sports bags for brands, distributors and online retailers worldwide. From cycling, camping and fitness to fishing and pickleball, our OEM/ODM range covers backpacks, duffels, slings, coolers and gear bags in your choice of fabric, waterproof rating, color and logo. Expect low MOQ, fast 5–7 day sampling and BSCI-audited production, built to your spec and timeline.
WHAT WE MANUFACTURE
CUSTOM SPORTS & OUTDOOR BAGS FOR EVERY MARKET YOU SERVE
Work with one factory across your whole line instead of juggling suppliers. Cycling, camping, fitness, fishing and racket-sports bags share the same OEM standards, quality control and one contact, so your range stays coherent and reorders stay simple.

CYCLING BAGS
Bike frame bags, handlebar rolls and panniers built for rough rides.

CAMPING BAGS
Duffels, kitchen organizers and gear bags made for life outdoors.

FITNESS BAGS
Gym backpacks, duffels and training bags with ventilated shoe bays.

FISHING BAGS
Tackle backpacks, coolers and rod bags sized for 3600/3700 trays.

PICKLEBALL BAGS
Paddle bags with fence hooks, shoe bays and thermal paddle protection.

COOLER BAGS
Insulated cooler and fish kill bags that hold ice for long sessions.
FACTORY CAPABILITIES
ADVANCED CUSTOM BAG MANUFACTURING FOR BRANDS
Most factories simply assemble bags and hope they hold. We run the three processes that decide quality in our own workshop: RF welding for truly waterproof seams, reinforced stitching for load-bearing strength and certified material sourcing, so every line is repeatable, testable and ready for your inspection.

WATERPROOF TECHNOLOGY
RF-WELDED WATERPROOF CONSTRUCTION
Leaks start at needle holes, not fabric. High-frequency RF welding melts TPU and PVC into one seamless, stitch-free layer, so waterproof, dry and cooler bags stay dry under real pressure, rated to your spec.
- RF or high-frequency welding fuses TPU or PVC into a single seamless layer, removing the needle holes where water almost always gets in.
- Heat-sealed and taped seams, roll-top closures or waterproof zippers extend that protection to fully submersible dry-bag builds on request.
- Every waterproof line passes in-house leak and pressure checks before bulk, with the rating matched to how the bag is used.

STRUCTURAL STRENGTH
HEAVY-DUTY SEWING & REINFORCEMENT
Straps and handles fail first. We reinforce every load-bearing point with bonded nylon thread, twin-needle seams and bartack or box-X anchors, so a packed backpack or loaded cooler carries weight without tearing, season after season.
- Bartacks and box-X stitching at every handle, shoulder-strap and D-ring anchor spread load and stop tearing right at the stress points.
- Bonded nylon thread, twin-needle seams and wide webbing resist rot and abrasion, with weight matched to each bag's real carry load.
- We pull-test straps and seams in-house and tune reinforcement by use, from light daily packs to heavy, fully loaded coolers.

MATERIAL & COMPLIANCE
ENGINEERED MATERIALS: TPU · 900D · GRS
Beyond construction, we add the details players mention in reviews, and the court-side innovations that let a new range stand out in a fast-growing category.
- TPU and PVC coatings plus 600D-1680D nylon, including dense 900D, are matched to each line's price point, feel and use.
- GRS-certified recycled RPET backs your sustainable ranges with traceable certification for EU and North American buyers.
- Colorfastness, tear and pull tests come with material spec sheets, so you approve the real build before you place the order.
STYLES WE'VE CUSTOM-MADE
POPULAR CUSTOM BAG STYLES FOR WHOLESALE & PRIVATE LABEL
A look at best-selling styles we've custom-built for other brands. Send your design files or a reference sample, and we'll manufacture your own line to spec, logo and packaging.
Camping Gear Bag | 90L Hiking Backpack for Camping & Trekking
Camping EssentialsDry Duffel Bag | 500D PVC IPX6 Waterproof for Camping & Rafting
Camping EssentialsWaterproof Dry Bags for Camping | IPX6 Roll-Top for Kayaking & Rafting
Camping EssentialsCamping Kitchen Storage Bag | 30L/42L Tactical Camping & RV Organizer
Camping Essentials
FROM THESE STYLES TO YOUR OWN CUSTOM LINE
Every style above began as a client sketch or sample. Send your design or reference product, and we'll turn it into your own branded line. See how we work below.
WHY BRANDS CHOOSE FMOSBAG
A TRUSTED CUSTOM BAG MANUFACTURER SINCE 2014
FMOSBAG is a professional custom sports bag manufacturer based in China, building OEM/ODM bags for outdoor brands, retailers and distributors worldwide since 2014. Our range runs from cycling, camping and hiking bags to gym and fitness duffels, fishing tackle backpacks, pickleball and racket-sport bags and insulated coolers, all made to your specifications. Send a tech pack, sketch or reference sample and our sample room develops it with you. With over 12 years of expertise, we cover the full cycle from sampling to global logistics under strict quality control.



Testimonials
What Our Clients Say
30L 60L 90L PVC Tarpaulin Sports Gym Bag
With excellent product quality and professional service, this company has proven to be trustworthy. We are considering additional purchases moving forward.

Martin Roberts
Custom Insulated Waterproof Bags Portable Ice Chest
design took time but the end result is worth it. needed 50 units early and that need was met. the rest ship next month. very happy with the product and communication.

Emily Blunt
Bike Frame Bag Water Resistant Tube Bag Bicycle Front Phone Bag Cycling Accessories Pouch
The bags came well packed and in top condition. We are very satisfied with our order and recommend the producer.






