For noise levels up to 101 dBA, these cap-mount earmuffs provide effective hearing protection
Cap-mounted design allows for easy use with most hard hats
Liquid/foam filled ear cushions
Color-coding for compliance sighting
Noise Reduction Rating (NRR): 24 dB
Noise Reduction Rating (NRR)*: 24 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™.
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