Earth Pak Waterproof Backpack: 35L / 55L / 85L Heavy Duty Roll-Top Closure with Easy Access Front-Zippered Pocket and Cushioned Padded Back Panel for Comfort with IPX8 Waterproof Phone Case

Nylon lining
Zipper, Buckle closure
COMPLETE WATERPROOF PROTECTION: 100% waterproof to ensure your gear stays completely dry while traveling, kayaking, biking, commuting, camping, and fishing.
EASY TO USE: Designed with a roll-top closure and single reinforced strip to ensure water stays out. Simply fold the bag down 3-4 times, buckle, and you are ready to go!
PLENTY OF EXTRA STORAGE: Equipped with pockets on both the inside and outside of the bag. A large splash-proof zipper on the outside for quick grab and go items, and a built-in zippered pocket, mesh compartment, & key ring on the inside.
SAFE FOR TRAVEL: Compact and lightweight for easy carry on an airplane & roll top closure provides ultimate protection while traveling. Convenient D-Rings attached to both shoulder straps and MOLLE system looping both provide anchor points to latch onto while boating or biking.
BUILT FOR COMFORT: Constructed with an ergonomic padded backpanel, reinforced contoured shoulder straps, and low-profile sternum strap providing ultimate comfort by taking the weight off your back. In addition, a heavy duty waist-belt relieves added pressure to help support your load.