SKB's road-tested design incorporates an over-the-shoulder tow strap, sturdy molded rubber handle, and sides that are reinforced with plastic and foam for maximum protection. 2"-thick foam padding protects the keyboard surface. Gusseted side panels fold flat for compact storage. The keyboard bag also features luggage-style reinforced corners, dual inline wheels, a vinyl-clad bottom with feet, oversized self-repairing zippers, all-metal hardware, 3 exterior pockets, and an interior mesh pocket. Maximum dimensions: 47-1/2"W x 6-1/2"H x 14"D. SKB is a premier supplier of instrument and music gear cases. SKB builds their products with military-spec, ultrahigh molecular weight polyethylene and premium hardware. All SKB hardshell cases are unconditionally guaranteed forever. That means if you break the SKB-KB76 keyboard bag, they will repair or replace it at no cost to you.