Marcus Bonna Double Case for 2 Detachable Bell Trombones (Tenor and Jazz) - Black NylonThis model fits a tenor trombone with a bell size up to 9 inches and a jazz trombone with a bell size up to 8 inches with or without rotary. It also fits an alto trombone with or without rotary instead of the jazz trombone. The slides can be stored in the side compartment and a foam partition separates the instrument's bodies. There is space for accessories inside or in the exterior detachable sheet music bag. A trombone stand can be attached to the