3M™ E-A-R Classic Corded Ear Plugs are made from a soft energy absorbing polymer foam, which allows the user to roll the plug down for easy insertion into the ear canal. It then expands slowly to form a comfortable seal against noise. One pair. Conforms to EN352-2: 2002.
Attenuations: H: 30dB M: 26dB L: 23dB. SNR: 29dB.