peltor x3a ear muff 28db over the head blk red
ear muff noise reduction rating nrr 28db earmuff style over the head black red dielectric yes standards nrrb 28 db . csa class al. br b features b ul li color black red li li item ear muff li li dielectric yes li li standards nrrb 28 db . csa class al. li li noise reduction rating nrr 28db li li ear muff style over the head li ul