Rigid EPS Foam Lightweight Case for Trumpet with Mute Storage Nylon lightweight exterior with plush covered dense EPS foam interior Space for 2 mouthpieces and large storage compartment for horn mutes Interlocking comfort grip handle No-slip rubber shoulder pad and reinforced handles Removable shoulder strap with D-rings & clips (most models) Fits up to a 5.5" bell size Interior Dimensions Interior Length: 521 mm Interior Width: 83 mm Interior Height: 178 mm Interior Lengh (Aux): 457 mm Interior Width (Aux): 102 mm Interior Depth (Aux): 140 mm Exterior Dimensions Exterior Length: 559 mm Exterior Width: 292 mm Exterior Height: 216 mm