For noise levels up to 105 dBA, these over-the-head earmuffs feature double-shell technology to provide effective hearing protection.
Proprietary Twin-Cup™ design has soft, foam-filled earmuffs.
Stainless steel headband distributes weight for low-pressure fit.
Earcup pivot points that tilt for optimum comfort and efficiency.
Liquid/foam filled earmuff cushions.
Color-coding to help match attenuation needs.
Noise Reduction Rating (NRR)*: 30 dB. CSA Class AL
*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.
3M is Leading the Advancement of Hearing Conservation™.