The H9A Is An Over-The-Head Earmuff Ideal For Environments Including Factories And Power Equipment. It Is Recommended For 8 Hours Twa Noise Exposures Up To 98Dba. The Xh001651278 Peltor™ Optime™ 98 Earmuff Features Dual Low-Pressure Bands Improve Comfort And Ideal For Noise Levels Up To 98Dba.

3M™ Peltor™ Optime™ 98 is versatile, over-the-head earmuffs featuring a stainless steel headband for consistent force and effective hearing protection. A versatile, over-the-head earmuffs featuring a stainless steel headband for consistent force and effective hearing protection For noise levels up to 98 dBA. - Stainless steel construction resists bending and warping. - Earcup pivot points tilt for optimum comfort and efficiency. - Ultra light with liquid/foam filled earmuff cushions. - Color-coding for compliance sighting. - Noise Reduction Rating (NRR)*: 25 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™.