3M Peltor Optime III very high-attenuation earmuffs for extremely noisy environments dominated by low frequencies. The double cup improves low-frequency attenuation and reduces cup resonance. Wide cushions filled with soft foam stay securely in place without pressing on the ears. Suitable for airports, the metal industry, mines, paper mills and near gas turbines.
Key features
- SNR 35 dB
- H 40 dB, M 32 dB, L 23 dB
- Double cup
Technical data
- Weight: 285 g
