3M Peltor BlackGreen Cap Mount Earmuffs with 21 dB NRR feature low profile and are lightweight by nature while are structured to protect against low-level industrial noise and other loud sounds. Earmuffs having band made of stainless steel withstands bending and warping to deliver consistent operation and are latest advancement in hearing conservation. They incorporate convenience, design and protection while universal mounting attachment accommodates most rugged hats, consist of replaceable ear cushions and foam liners. Earmuffs have ear cup pivot points that tilt for flawless comfort and efficiency while withstands pressure over elongated wearing periods.