- For noise levels up to 101 dBA
- Stainless steel headband provides consistent force
- Liquid/foam filled ear cushions for comfortable long-term wear
- Colour-coded for compliance sighting
- Noise Reduction Rating (NRR)*: 24 dB. CSA Class A
- 3M is Leading the Advancement of Hearing Conservation
3M™ Peltor™ Optime 101 Cap-Mount Earmuffs H7P3E fits well with most helmets, eyewear and other safety equipment.