Material – 600D polyester with coating in PVC. Dimensions – 33.5" x 17.7" x 13"Volume - 122 liters Empty weight – 5 lbs. Mate 2.5 HD is the trolley of the Mate line designed especially for air travel. Equipped with retractable shoulder straps and roomy side pockets for fins this bag can transport you equipment on the other side of the world.