CSA Class AL
Hearing Protection Style
Hard Hat Attached
Noise Reduction Rating
Automotive, General Manufacturing, Metal Fabrication, Military Maintenance, Repair and Operation (MRO), Mining, Oil & Gas, Pharmaceutical, Transportation
One Size Fits Most
- 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.
3M™ Peltor™ Optime™ 101 cap-mounted earmuffs feature a stainless steel headband for consistent force and effective hearing protection.
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™.