MIER 30L Waterproof Dry Backpack is a trust-worthy partner you can always count on with the high performance. It features a roll top with buckle closure design and fully welded seamless construction to keep your stuff dry when you're trekking through the rain or floating down the river. It is a well-equipped backpack with outer pockets for easy access and an inner pocket to keep things organized. You can carry it by the handle or like a backpack with included top grab handle and dual comfortable backpack straps. It would definitely be a relaxing trip if you go hiking, cycling, boating, rafting, kayaking or other outdoor sports with MIER waterproof backpack.