3M H10A Hv Earmuffs Peltor Optime OVER-THE-HEAD

For noise levels up to 105 dBA, these over-the-head earmuffs feature double-shell technology to provide effective hearing protection.- High-visibility green color for workers in low light conditions - 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™.