3M Peltor Optime 105 behind-the-head earmuffs features low-profile earcups that fit well with most helmets, Feature double-shell technology for effective hearing protection.
- Noise Reduction Rating (NRR) 29 dB
- Double-shell technology boosts noise-blocking ability
- Stainless steel construction resists bending and warping
- Made with soft, foam-filled cushions
- 3M E-A-Rfit Dual-Ear Validation System testable
- Noise Reduction Rating (NRR) 29 dB
- Double-shell technology boosts noise-blocking ability
- Stainless steel construction resists bending and warping
- Made with soft, foam-filled cushions
- 3M E-A-Rfit Dual-Ear Validation System testable