Cheapest ⌛ Denis Wick Denis Wick Bell Mask For Tenor Trombone Or Alto – Tenor Horn ????

The Denis Wick tenor trombone or alto / tenor horn bell mask was developed to help reduce the risk of spreading harmful airborne droplets and aerosols. This cover easily fits over the bell and does not restrict the sound of the instrument. Although there might be a very slight difference in response in the high register, the sound remains true from low to high. Excellent for school ensembles, amateur bands and professional brass sections alike. Fits 8.5″ trombone bells.