【Heavy Duty & Water Resistant Performance】Made of durable water-resistant fabric - 1000D High Density Nylon, with solid smooth zippers and quality stitchings. It will hold up for a long time. We provide 100% SATISFACTION WARRANTY - 30 days money back guarantee, 12 months warranty. Please contact us if you have any questions about the Fyland Fishing BackPack. 【Enough Space for Storage】There are numerous storage compartments with plenty of small D rings and molle straps to add stuff on to the outside of the bag. One main compartment 11.8*8.3