Come and see our amazing products. This bag use 500D outdoor waterproof fabric. Adopting waterproof materials with welded seams, 25L dry backpack is extremely durable and resistant to rough usage, which can preserve all your valuable items in their original state. Whether you are floating, kayaking, boating, canoeing or other water sports, you can count on waterproof bag to provide you with dry clothes. Sponge filled shoulder straps protcet your shoulders, or you can choose to securely attach waterproof backpack to the luggage to free your hands, making your journey easier. Backpack also has a back zipper pocket that stores high value items such as passports and tickets. This waterproof bag backpack also has a protective top cap for extra insurance against leaks getting to the inside, keeping the gears dry. Pls confirm with us about the packing info, stock color and exact production time before placing your order.