USED ONLY TWICE. Made with rugged recycled ripstop nylon with an even tougher recycled nylon base; primary fabric resists water, abrasion, tearing and punctures Heavy-duty oversize wheels and rugged chassis let you travel easily over everything from concrete to cobblestone Side, front and end handles make the bag easy to grab and go Compression strap system helps compact large loads Piggyback clips let you connect smaller luggage or an additional bag for easy management Daisy chain has lots of lash points for easy gear attachment Internal mesh pockets add convenience and organization. Recycled 400-denier nylon (bluesign approved); base: recycled 1,680-denier nylon (bluesign approved) Dimensions 30 x 16 x 14.5 inches Weight 9 lbs. 7 oz.