Made from durable twill polyester fabric. The outside has two large outside pockets for last minute items. Large internal zippered mesh pocket for easy organization. A multi-level push button handle adjusts to different heights. Carry handles at top, bottom and side for easy handling. Features four 360 degree spinner wheels for easy mobility. All parts roll vertically, so there is no weight on your arm. Includes a 2 inch extension gusset for extra storage space. Includes a full inner lining with compression straps to hold items in place. External and inner dimensions of the spinner: 31" x 18" x 11" + 2" extension. (8. 26 kg) 71 x 45 x 27 cm + 5 cm extension.