3M 4000 Earmuffs
3M 4000 Earmuffs is NVLAP Laboratory tested NRR 27 db sound canceling for noise protection. Peltor earmuffs hearing protectors are soft with wide earmuff cushion to distribute pressure evenly. Vertical adjustment on band for custom fit for each user. Use 3M ear muffs with other personal protection equipment for complete compliance at your work place.