Protec nstrument Bell Cover Size 9 to 11 in. Diameter for Baritone, Bass Trombone, Mellophone

Play it, don't spray it. This cover easily fits bell sizes that are 9" to 11" in diameter. It's ideal for baritone, bass trombone and mellophone. The double-layer fabric adds extra protection and helps slow the spread of germs, without inhibiting playability. Measure bell to determine the best size cover.