Famixyal 20 Pieces Ball Type Handheld Stage Microphone Windscreen Foam Cover Muff Muffer for Microphone Dust Cover Audio Mic Windscreens Mike Wind Screen Fits All Standard Size Ball-type Mics Microphone windscreens fit most standard handheld microphones. Protect your microphone against wind interference and singers' spit. High Quality Multi color foam for ball shape microphones. Suitable for both indoor & outdoor applications. This microphone cover is one pack 2 pcs: one red, one yellow Attention: Just for handheld stage microphones only. Not for headset microphones.