Lightweight and comfortable Ear Muffler for hearing protection - securing against excessive noise. Product Features Designed for long-term use High-impact ABS plastic construction Fully adjustable headband will fit most head sizes Padded ear cup openings for optimum comfort and fit Conform to: CE EN 352-1 2001 Technical Data Signal-to-Noise Ratio: SNR 23dB Material: Headband - Polypropylene (PP), Ear Cuchions - Polyethylene (PE), PVC Foam Conform to: CE EN 352-1 2001