The Microphone Muff is the easiest and most effective way to protect your headset microphone and improve transmission clarity. Weight .51lbs Made of acoustically transparent Sonic FoamTM Protects against moisture, dirt, and debris Helps eliminate excess wind and background noise Hypo-allergenic and washable for years of trouble-free use! Simply pull the Microphone Muff over your headset mic and secure with included O-ring.