Hpe Cap-mounted Earmuffs, 27nrr, Gray-black

Convenient muffs deliver excellent low-frequency attenuation, ensuring highly effective protection wherever intense noise may be found. Super-soft ear cushions provide all-day wearing comfort. Low-pressure, spring-style mounting bracket enables three distinct, easy-to-adjust wearing positions. OEM design accommodates most MSA hard hats. Material(s): Metal/Plastic; Ear Cushion Material: Foam; Noise Reduction Rate (NRR): 27; For Use With: MSA Hard Hats.