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.
Features and Benefits
Patented Twin-Cup™ design has soft, foam-filled earmuff cushions.
Behind the head design allows for easy use with hard hats.
Liquid/foam filled earmuff cushions.
Color-coding for compliance sighting.
Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL