Peltor Earmuffs, Cap Mount, 21 NRR dB | 3M
Lightweight, durable plastic construction is non-conductive and dielectric for tough environmentsAn "at-rest" position eliminates contact with other gear to reduce contamination and distortionMounts to most hard hats without an adaptor and easily swing out of the way when not in useStyle: Cap MountCSA Class: BNRR DB: 21