3M Low Profile Folding Ear Muff H6f/V

3M Low Profile Folding Ear Muff H6f/V For noise levels up to 95 dBA. This over-the-head, folding earmuff features a stainless steel headband for consistent force and effective hearing protection. Cups fold up into the headband for compact storage. Material(s): Foam; Plastic; Ear Cushion Material: Liquid, Foam-Filled; Noise Reduction Rate (NRR): 21 dB; For Use With: Ear Muff Replacement Hygiene Kit CBTHY6V.