3M™ PELTOR™ Optime™ 105 Earmuffs H10A, Over-the-Head

™ PELTOR™ Optime™ 105 Earmuffs H , Over-the-Head ✓ Includes Safety Data Logger ✓ Includes Reflective Safety Triangles ► Upgrade Vehicle Security Here 3M™ Peltor™ Optime™ 105 over-the-head earmuffs feature double-shell technology to provide effective hearing protection. Effective hearing protection for noise exposures up to 105dBA Double-shell technology boosts its noise blocking ability Durable stainless steel headband resists bending and warping Noise Reduction Rating (NRR) of 30 dB*, highest available in over-the-head style earmuffs Noise Reduction Rating (NRR) of 30 dB,* highest available in over-the-head style earmuffs The 3M™ Peltor™ Optime™ 105 Over-the-Head Earmuff has been developed for effective hearing protection in the most demanding noise environments where noise exposures are expected to reach as high as 105 dBA. The Optime™ 105 over-the-head earmuff includes added mass and volume, plus a unique “double-shell” earcup design (two cups connected via foam inner layer) to boost the noise reduction throughout the full range of l