3M™ Peltor™ Optime™ 101 cap-mounted earmuffs feature a stainless steel headband for consistent force and effective hearing protection.

• Cap-mounted design allows for easy use with most hard hats.


• Color-coding for compliance sighting.


• Noise Reduction Rating (NRR)*: 24 dB. CSA Class A.


• *The NRR may overestimate the hearing protection provided during typical use.

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. 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™.