White Bell Cover for Brass Instruments



Double-layer instrument bell covers for brass instruments.

BULK DISCOUNT: Use the coupon BELLCOVER at checkout to receive 15% off 10 or more bell covers!

Disclaimer: No research has definitively proven that bell covers will reduce the spread of COVID-19, although one study from the University of Colorado-Boulder (as yet not peer reviewed) recommends that bell covers should be used to reduce aerosol dispersion: Another study (also not peer reviewed) found that bell covers somewhat mitigated the release of respiratory aerosols: Houghton Horns makes no claims as to the effectiveness of these bell covers in minimizing disease transmission and is offering this product solely to provide its customers peace of mind.

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Double-layer polyester/spandex fabric instrument bell cover stretches over bell. Just like with face masks, multiple layers are more effective at blocking small particles than single layers. Two layers of fabric creates denier rating of 140+, well in excess of 70 denier nylon fabrics tested.

  • Instrument cover for the face of woodwind and brass instruments
  • Create a barrier for droplets and germs
  • Machine washable for repeat use
  • Easy on/off with built in elastic designed to minimize air leakage
  • Sizes range from 5″ – 32″ (select diameter of your instrument)
  • Double-layer bell cover does not affect sound of instrument, no measurable dB reduction
  • Unobtrusive white or customize with graphics


Woodwind Bell Cover / Brass Bell Cover Common Sizes:

Trumpet: 4″ – 5″

Flugelhorn: 6″

Trombone: 7″ – 9″

Bass Trombone: 9″ – 11″

Mellophone (Marching French Horn): 10″ – 11″

Traditional French Horn (without slit): 12″ – 13″

Marching Baritone: 11″

Traditional Baritone: 8″ – 11″

Tuba (Traditional Upright): 15″ – 17″

Sousaphone: 26″

Sizes shown are for reference only. Please measure your bell diameter for best fit.


Weight 0.2 lbs
Dimensions 2 × 2 × 1 in
Bell Diameter

4", 5", 6", 8", 9", 10", 11", 13", 17", 19", 26"


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