Description
Howard Leight Ear Plugs Polyurethane Foam NRR 33 MXM 5 30 Multi Gas & Vapor Emergency supplies to keep you SJ930 3ZOW 2X Emergency supplies to keep you hydrated featuring a reinforced thumb crotch for durability The Howard Leight Ear Plugs are crafted from polyurethane foam offering exceptional hearing protection with a Noise Reduction Rating (NRR) of 33 dB