Kaces XKP-14KB Xpress Series Keyboard Porter, 88-Key (57.75" x 18.75" x 7") large Durable, luggage grade exterior. Plastic wheel guards. Internally-reinforced bottom. 1" thick dual-layer padding. Rubber comfort-grip handle. Detachable shoulder strap. 3 large expandable pockets. Internal Length: 57.75in; Internal Width: 18.75in; Internal Height : 7in