Product Description 3M PELTOR Optime 105 Behind-the-Head Earmuffs, Red/Black Noise, Noise Reduction Rating Protection – Foam, Acrylonitrile Butadiene Styrene (ABS), Plastic, Plastic – Black, Red – Foldable, Comfortable, Lightweight, Low Linting – 1 Each For noise levels up to 105 dBA, these behind-the-head earmuffs feature double-shell technology to provide effective hearing protection. 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.
