1. Never worry about your bag dropping it in water or water getting in. Unique water-tight overlap roll top provides the best-in-class waterproof performance. .Good for any outdoor moments. 2. Adjustable shoulder straps, backpack type, very convenience, to free your hands, and for comfort when carrying heavier loads. Buckle on top makes an easy to carry handle. 3. It can be rolled or folded for saving space when not in use. 4. This waterproof barrel bag is ideal for river rafting, boating, sailing, swimming, and fishing, hiking, cycling,canoeing,kayaking,camping, etc. 5. Durable and reliable. 6. Material: Environmental PVC