Auray WSF-1109 Foam Windscreen for the Sennheiser MKE 400 Shotgun Microphone - (9cm) High-Quality Acoustic Foam | Reduces Wind Noise up to 8dB Reduces Vocal Plosives | Protects Mic from Moisture and Dirt 9cm (3.54") Inside Depth | Designed to Fit Sennheiser MKE 400 Limited 1-Year Warranty