This backpack features a 30L capacity, durable pvc tarpaulin material and waist strap to take you on any adventures you throw at it. Features: Large 30 liter capacity Protects your gear for any adventure, including the most extreme water activties Padded shoulder straps and 2 section back support system Chest and waist strap to optimally secure backpack and balance weight proportionately Large 15" x 9" long zipper outside water resistant compartment for easy access to items Recommended uses: kayak, rafting, boating, sailing, camping and more To close, align the top two edges, roll down tightly at least three times, secure by turning the buckle and clicking together or to the side straps for non-water activities This dry bag is not intended for submersions or for use as a floatation device The outside zipper pocket is water-resistant only The success of the backpack depends on proper closure and protection from sharp objects Inspect the bag before each use for punctures or tears We recommend testing the backpack prior to using by filling with air, closing properly and compressing to ensure air does not release from the backpack Geckobrands is not responsible for damage caused to the contents of the bag Geckobrands Paddler 30L Waterproof Backpack - Realtree Xtra Camo