Gator Cases Double-Layer Aerosol Cover with MERV-13 Filter for Mellophone, Euphonium; Fits Bell Sizes Ranging from 10 to 11-Inches (GBELLCVR1011BK) Bell Cover sold2026 It can be adjusted to

It can be adjusted to different length according to your need

and shrinkage to your instrument

Great accessory replacement for trumpet instrument

plastics or sheet metal

The outer diameter of the lower interface (connect to needle end) is about 4mm

Gator Cases Double-Layer Aerosol Cover with MERV-13 Filter for Mellophone, Euphonium; Fits Bell Sizes Ranging from 10 to 11-Inches (GBELLCVR1011BK) Bell Cover sold2026 It can be adjusted toGator Cases Double Layer Aerosol Cover with MERV 13 Filter for Mellophone, Euphonium; Fits Bell Sizes Ranging from 10 to 11 Inches (GBELLCVR1011BK) The wind instrument double layer bell cover for 10 to 11 inch bell sizes fits securely over the bell opening of your instrument to help reduce the spread of aerosols during use. The GBELLCVR1011BK comes equipped with a removable MERV 13 filter and is designed to meet the recommendations set forth by the