Kask SC1 Ear Defender - KAWHP00001-205
Suitable for environments with a medium to high level of noise, The best choice in high frequency noise situations , Smooth telescopic size regulation, Non-conductive, Conforms to EN352, Clips straight into the Zenith helmets without an adapter, Requires KAWAC00003 bayonet adapter for the plasma helmet (sold separately)SNR raing dependant on helmet combination:, Plasma, HP, Superplasma - SNR 25, Zenith - SNR 23