Hearos Xtreme Protection Series Ear Plugs
08 22nd, 2011 |
Free case. Xtremely soft foam. Trusted since 1992. Highest NRR 33 dB. Tested according to ANSI Specs S3.19-1974. The level of noise entering a person’s ear, when hearing protector is worn as directed, is closely approximated by the difference between the A-weighted environmental noise level and the...