- Function: Dramatically improves sound quality by using the entire vital capacity as a vibrating air column, achieved by opening the throat spaces while playing in the deep register. This allows a strong tone without disturbing family, neighbors or pets. - Adaptability: Fits all kinds of trumpets. Adjust the distance to achieve different pronunciation effects. - Material and construction: Straight trumpet mute made from high-purity spun aluminum, drawn and polished with careful workmanship. Ideal for jazz and concert band. - Comfort and durability: High quality neoprene reinforced composite cork pad; durable, lightweight and portable. Made by a professional instrument accessory manufacturer. - Use scenarios: - Home practice in apartments or shared spaces where loud playing would normally disturb others. - Rehearsal or performance with a jazz or concert band, achieving controlled projection. - Studio recording or audition requiring consistent mute performance.