3M™ PELTOR™ Optime™ III Earmuffs, H540A are high-performance hearing protectors, developed for use in extreme noise environments like airports, marine engine rooms, power stations, and print works.
- Reduces noise levels up to 33 dB
- Double casing technology minimises the resonance effect
- Large space inside the cups helps minimise heat and moisture build-up
- Soft, wide, cushions help reduce pressure around the ears
- Cushions and inserts available as replacement Hygiene Kits