Trumpet - Stainless steel pistons - Bell: 125 mm or 4 15/16" - Bore: 11.66 mm/ 7/16 in. - In lightweight, deluxe wear-proof nylon soft case feat: outer compartment for small accessories, w/pouches for pen & mobile phone - inner compartment for music scoresheets - inner pouch for Walkman/iPod w/ cord port to thread headphones outside - 2 ergonomic, slip-proof S-shaped transport straps w/ zippered cover for protection - Lush, padded interior - Stormflap to protect main zipper against rainfall - Outside reflector holder - Easy-grip rubber zipper pullers - Injection-moulded easy-grip plastic handle. - Lacquered body.