brand Features To protect Microphones from background noise wind noise To decorate Microphone with colorful caps . To keep Microphones away from humidity, especially when speakingEasily remove and replace the worn one Microphone foam windscreen Headset mic cover , 10mm diameter , high elasticity foam Electret microphone cover Microphone ball sponge Helmet headphone mic cover Conference Foam lapel Microphone Windscreens WS-1036 in black . for David Clark headsets H10 for KOSS QZ99 Pilot Aviation Aviator headphones widespread use of Specifications: Material: Sponge Size: Inner opening 10mm Length + width 28+60mm or 30+52mm (optional) Color: Black Quantity: 1 Pcs Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1Pcs x Microphone Covers (other accessories demo in the picture is not included.)