Adamant - X-Core Waterproof Dry Bag Backpack, Blue Waterproof Dry Bag Backpack in Blue Made of 500D PVC Tarpaulin using heat-seal construction on the seams Adjustable padded shoulder straps and an interlocking chest strap Two side durable clip closures, a front 7.5-in zip pocket and top grab handle 20-in long x 13-in wide x 7-in deep