Medium profile headband ear defenders, 31dB SNR, designed with a traffic light colour code for easy identification. Position of the ear cup can be adjusted or tilted for optimum comfort and fit, offering an even distribution of pressure. The TPE over-moulded headband has built-in comfort area with ventilation and is easy to wipe clean. Suitable for substantial industrial noise, construction and agricultural machinery, road works, forestry, and engineering. Yellow medium attenuation, medium cup, for use in areas where noise is rated at 107-111 dB. 31dB Standard Noise Reduction ABS Cups, Steel Arms & PU Foam Cushions For General Industrial Use Surface Wipe Only Adjustable Steel Arms Attenuation: H = 34, M = 29, L = 21 Height Adjustable Arms Tilt & Adjust Position of Earcup Sealing Rings & Cushions Easy to Replace Over-Moulded Headband with Built-in Comfort Area & Ventilation 31dB Standard Noise Reduction ABS Cups, Steel Arms & PU Foam Cushions For General Industrial Use Surface Wipe O...