3M Peltor Optime 105 Earmuff Ear Protectors Hearing Protection Black Red Pack of 1

3M Peltor Optime 105 Earmuff Ear Protectors Hearing Protection Black Red Pack of 1 BULLET POINTS: Noise Reduction Rating of 30dB Superior comfort, fit, and hearing protection Patented twin-cup design Recommended for extremely loud conditions. DESCRIPTION: 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 features added mass and volume, plus a unique "double-shell" earcup design (two cups connected via a foam inner layer) to boost noise reduction throughout the full range of low and high frequencies.