Lightweight yet rugged construction offering protection to BS EN 352.1. SNR Rating 32.1dB. Adjustable swivel cups for optimum comfort and safety. Arms fold in for easy storage. Fully approved to protect against high noise levels in most working environments. Lightweight yet rugged construction offering protection to BS EN 352.1 Snr rating 32.1Db Adjustable swivel cups for optimum comfort and safety Fully approved to protect Against high noise levels in most working environments, Weight: 0.3968320716 Pounds, Manufacturer: Sealey