China Motorcycle Backseat Bag Manufacturers, Suppliers, Factory

Sealock supplies the 55L 3-Way Motorcycle Waterproof Bag with Airtight Zipper, a welded 420D/501D TPU duffel rated IPX7 with a genuine airtight waterproof zipper and a patented design, that straps to a bike, wears as a backpack or carries by hand. It ships with a removable harness board, quick-release straps, a shoulder strap and a phone pouch. 57 × 32 × 26 cm, 1.27 kg, two colours. OEM/ODM from MOQ 300, FOB Guangdong.

fly fishing waterproof backpack 15L , suitable for all kinds of outdoor streams, with airtight and waterproof zipper, the zipper is set on the top to keep the inside of the bag dry, with a double shoulder design, you can easily take the items inside the bag when in use, with a capacity of about 15L. It can store fishhooks, fishing lines, bait boxes, etc. The overall bag is waterproof, and the 420D TPU waterproof layer is used for the color, and the seamless combination process ensures that the items in the bag are always safe. There is a fishing rod bucket on the side, and the front of the main bag is elastic. Mesh bags to store items, a variety of suspension systems, fully perfect the outdoor fishing function

Sealock supplies the 25L Waterproof Backpack with Dual-Slider Airtight Zipper, a welded daypack rated IPX7 that seals with a two-way airtight waterproof zipper across the curved top, plus a front waterproof zip pocket, lash webbing, side pockets, a channelled padded back and a sternum strap. Four colourways including marsh-grass and grey camo. OEM/ODM from MOQ 300, FOB Guangdong.

Sealock 15L Airtight Waterproof Backpack is a next-generation technical dry pack engineered for extreme water environments. Built with a proprietary airtight zipper system and RF-welded TPU inner chamber, it delivers IPX6-level protection against heavy rain, waves, and high-pressure water exposure. Weighing only 400g, this ultra-light backpack combines durability and mobility with a 420D ripstop outer shell and ergonomic 3D honeycomb airflow back panel. Inside, a dedicated fleece-lined 15-inch laptop compartment ensures electronic safety even in marine conditions. Designed for kayaking, surfing, rafting, monsoon trekking, and offshore travel, this pack is also optimized for OEM/ODM customization, making it a strong B2B product for outdoor, diving, and tactical gear brands.

Sealock supplies the Multi-Purpose Waterproof Pouch with Dual PVC Seal, a lightweight TPU dry pouch that protects a phone, documents, wallet or camera from rain and splash. A fold-over flap with a double PVC sealing strip keeps out moderate rain and spray, with a clip ring for hands-free carry. Two sizes (small 19 × 23 cm, large 27 × 34 cm), three colours. OEM/ODM from MOQ 300, FOB Guangdong.

Introducing our versatile outdoor waterproof bike frame bag, specifically designed for outdoor cycling enthusiasts. This compact yet spacious triangle frame bag securely attaches to your bicycle, providing a weather-resistant storage solution for all your essential gear. Whether you're tackling rugged trails or cruising through city streets, our bag keeps your valuables safe and dry.