This dry bag is ideal for all types of outdoor adventures, from camping to wild water rafting, boat trips to biking. The classic stuff-sack design built to stay dry. Bag is made from durable PVC-tarpaulin and is equipped with a roll-top closure system. The bags waterproof materials are high-frequency (RF) welded and heat seal taped technique make the bag watertight. The roll-top closure once rolled is fastened with a squeeze-style side-release buckle that when fastened doubles as a carry handle. If freeing up your hands is required the bag comes with a removable and adjustable sling shoulder strap. Bag measures (H x W) 21.25 x 9 (54.6 cm x 22.9 cm) with a volume of 1,721.25 cubic inches (28.2 liters).