Compete Audio SH50 foam replacement microphone windscreens (microphone covers) (2-pack) for use with Sennheiser Aviation headsets 2 high-quality replacement windscreens for Sennheiser Aviation headset microphones Fits Sennheiser Aviation Boomsets including the HMEC-25, HME100, HME110, HMEC-300, HMEC-350, HMEC-400, HMEC-450, and HMEC-460. See description and images for dimensions and size comparisons Includes "10 Tips for Better Audio Recordings"