3M H7B Peltor Optime 101 Behind-the-Head Earmuffs, Hearing Conservation

3M™ Peltor™ Optime 101 Behind-the-Head Earmuffs HB7 fits well with most helmets, eyewear and other safety equipment.

3M™ Peltor™ Optime 101 Behind-the-Head Earmuffs H7B help provide effective hearing protection and are designed for noise levels up to 101 dBA. The stainless steel band distributes weight for low-pressure fit and ear cup pivot points tilt for optimum comfort and efficiency.

Stainless steel band distributes weight for low-pressure fit.
Earcup pivot points that tilt for optimum comfort and efficiency.
Liquid/foam filled earmuff cushions.
Color-coding for compliance sighting.
Noise Reduction Rating (NRR)*: 26 dB. CSA Class A. *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.