Howard Leight Red QM24+ Earmuff, 20 Pack - QM24PLUS

These Earmuffs can be worn over-the-head, behind-the-head or under-the-chin. They feature Dialectic construction suitable for electrical environments and a Noise Reduction Rating (NRR) 25.Features:Noise reduction rating of 25 dBOne size fits mostCan be worn in multiple positions