Product details:
The 3M Peltor Optime III ear muffs have been developed for use in extremely high noise environments, particularly those dominated by low frequency sounds. The product is based on a technology featuring double cup design to help minimise resonance effect, resulting in excellent high frequency attenuation. In addition, a combination of specially designed spacer and cup helps to provide excellent protection against low frequency sounds. A high performance hearing protector developed for use in extremely noise environments like airports, marine engine rooms, power stations and print works. Conforms to EN 352-1. SNR=35dB.
Brand: 3M