1、Water-resistant 820D nylon with TPU coating,provides floating feature(just fits for empty bag). 2、Ergonomic backing system effectively distribute weight and reduces strength consumption. 3、19L large capacity features on a spacious main compartment with multiple pockets,a front zipper pocket and two side mesh pouches. 4、Removable padded computer pocket can store your laptop(not included) up to 15.6inch. 5、4 adjustable hanging loops easily store and fix your fishing rods well. 6、Suitable for fishing,kayaking,boating,etc. Features: Water-resistant 820D nylon with TPU coating,provides floating feature(just fits for empty bag). Ergonomic backing system effectively distribute weight and reduces strength consumption. 18L large capacity features on a spacious main compartment with multiple pockets,a front zipper pocket and two side mesh pouches. Removable padded computer pocket can store your laptop(not included) up to 15.6inch. 4 adjustable hanging loops easily store and fix your fishing rods well. Suitable for fishing,kayaking,boating,etc. Specification: Material: 840D Nylon with TPU Coating Capacity: 18L Size: 20*27*37cm / 7.9*10.6*14.6in Weight: approx. 900g / 2.0lb Package List: 1* Backpack NOTE: The backpack only,the others are not included. 1* Backpack NOTE: The backpack only,the others are not included.