The windshield foam caps, also known as "socks", reduce the microphone ambient noise by approximately 12dB, thus providing improved voice quality when using gooseneck microphone systems in open face helmet mode resp. when the chin section of a flip-up and system helmet is folded up. The foam cap is simply placed over the microphone and secured against loss with the included foam tape.The windshield foam caps, also known as "socks", reduce the microphone ambient noise by approximately 12dB, thus providing improved voice quality when using gooseneck microphone systems in open face helmet mode resp. when the chin section of a flip-up and system helmet is folded up. The foam cap is simply placed over the microphone and secured against loss with the included foam tape.