Wind Instrument Double-Layer Cover for Bell Sizes Ranging from 20 to 21-Inches – Black Color

• Wind Instrument Double-Layer Cover for Bell Sizes Ranging from 20 to 21-Inches – Black Color
• Made to Meet Performing Arts Aerosol Study Recommendations
• Covers Bell Opening of Instrument to Greatly Reduce the Spread of Aerosols
• Breathable Design with Little to No Back Pressure or Acoustic Loss During Performance
• Fits Marching Tuba & Other Large Bell Instruments
• Equipped with Removable MERV-13 Filter
• Elastic Closure & Cord Lock Keeps Mask Secured to Bell Opening
• Reusable & Hand Washable
• Non-Woven Polypropylene Fabric
• Measure Instrument Bell Before Ordering to Guarantee Best Fit
• Disclaimer: These masks have not been tested by the FDA, CDC or any other official organization to conclude that they prevent the transmission of viruses.