3M™ Peltor™ Optime™ 105 over-the-head earmuffs feature double-shell technology to provide effective hearing protection.

• Noise Reduction Rating (NRR) of 30 dB*, highest available in over-the-head style earmuffs
• For noise exposures up to 105dBA
• Durable stainless steel headband resists bending and warping

NOISE REDUCTION RATING (NRR) OF 30db