When you need guaranteed watertight storage for long walks out to the boat, down the beach or deep into the woods, just let this Dry Bag Backpack 20L carry the load. 100% waterproof with sealed seams and breathable back padding for comfort. Top rolls and clips securely to prevent leakage. The front zippered pocket protects valuables. Compacts tightly for storage when not in use. Large enough for any overnight or multi-day trip.