TaoTech Waterproof Backpack Dry Bag with Back Sports 30L Large Unisex Tarpaulin, Cushion, Bag, Capacity, (Black, 30L)

Waterproof material: This bag is made of waterproof fabric with heat-pressed resin. The roll-top closure and central buckle prevent accidental loosening. [Seamless] The main body has been processed with high-frequency heat and pressure (welder) to eliminate seams, preventing water from seeping in! Large Capacity: With a large 30L capacity and no dividers, you can store larger items. The side pockets can fit round water bottles up to 7.5cm in diameter. [Storage] The mesh pocket can be used to store wet swimsuits and snorkels, and the bungee cord can be used to secure medium-sized fins.It also has a zipper pocket. [Comfortable to wear] The back cushion and shoulder straps are made of mesh material. This prevents your back from getting stuffy even when you sweat, and reduces the straps' digging into your shoulders. This is a waterproof backpack made from durable coated tarpaulin material.