Neumann WSS 100 90mm Windscreen Max Attenuation (Black)Neumann's WSS100 90mm Windscreen Max Attenuation in black is an open cell polyurethane foam which attenuates close range sounds, wind, and fast movements of the microphone boom. The wind noise attenuation was measured without electrical filtering in a turbulent air stream traveling at 20 km h, generated by a noiseless wind machine. This windscreen is designed specifically for the KK 105 S and KMS 105 140 150 microphones. Designed to Fit The WSS100