China Waterproof Pack Manufacturers, Suppliers, Factory

Sealock supplies the SL-C893 Water-Resistant Camo Duffel Bag, a fully welded duffel rated IPX6 that closes on a heavy-duty coated waterproof zipper with a moulded T-grip pull, featuring a detachable front accessory pouch, welded MOLLE-style lash strips, removable backpack straps and a heavy-duty abrasion base. Built in a high-definition concealment camo for hunting, boating and expedition use. OEM/ODM from MOQ 300, FOB Guangdong.

Custom Logo Dry Bag – Roll-Top OEM. Capacities 3, 5, 6, 10, 15, 20 and 63L, other sizes developed on request. Body: 500D PVC tarpaulin 0.5mm, TPU, phthalate-free PVC or GRS recycled fabric. High-frequency welded seams with a PVC sealing film inside the roll-top. Closure: roll-top and buckle (IPX7) or airtight zipper (IPX8). Options include clear window, purge valve, dry-wet inner pouch, single, double or detachable straps, and D-rings placed to your layout. Logo methods: screen print (1–3 colours), digital/UV, heat transfer, welded TPU 3D badge, reflective print. MOQ 300 per design. Logo sample in 7–15 days. Bulk on the SL-D002 base takes about 20, 25 or 30 days for up to 500, 2,500 or 5,000 pcs; other bases take 30–45 days. FOB Guangdong, Vietnam origin quoted separately. REACH and Prop 65 compliant material. Factory has BSCI, SMETA and ISO 9001 audits.

Sealock supplies the Waterproof Zipper Backpack with Curved Top Opening and Ventilated Back, a welded daypack rated IPX6 with laminated waterproof zippers on the main, front and side openings, dual mesh bottle pockets, a channelled ventilated back panel and a padded harness with hip strap. Two-tone colourway with a reinforced base. OEM/ODM from MOQ 300, FOB Guangdong.

Sealock is a professional China Roll Top Closure Backpack manufacturer and supplier. The bag is equipped with two mesh bags and for shock resistance ipad layer , as well as a zipper pocket.

Sealock supplies the 24L Waterproof Backpack with Airtight Zipper and Minimalist Design, a welded daypack rated IPX7 that seals with a genuine airtight waterproof zipper across the curved top, with a side waterproof zip pocket, dual side pockets, a contoured padded back panel and a sternum strap. 27.5 × 16.5 × 54 cm in four clean colourways. OEM/ODM from MOQ 300, FOB Guangdong.

Sealock supplies the 45L Roll-Top Waterproof Dry Backpack with Clear Window Pocket for Kayaking, a tall welded dry backpack rated IPX6 with a roll-top closure, a clear front window pocket, side lash points and a full ergonomic harness — padded straps, sternum strap and waist belt. It keeps gear dry on the water and carries big loads comfortably. OEM/ODM and wholesale from MOQ 300, FOB Guangdong.