X4P3E. Noise Reduction Rating (NRR) between 25-27 dB (depending on the attachment type) Low-profile cup design for improved compatibility with other personal protection equipment (PPE) High ratio of NRR to earcup depth. 3M(TM) E-A-Rfit(TM) Dual-Ear V
X4P3E. Noise Reduction Rating (NRR) between 25-27 dB (depending on the attachment type) Low-profile cup design for improved compatibility with other personal protection equipment (PPE) High ratio of NRR to earcup depth. 3M(TM) E-A-Rfit(TM) Dual-Ear V
Noise Reduction Rating (NRR) between 25-27 dB (depending on the attachment type) Low-profile cup design for improved compatibility with other personal protection equipment (PPE) High ratio of NRR to earcup depth. 3M(TM) E-A-Rfit(TM) Dual-Ear Validati
3M PELTOR X4 Series Ear Muffs, Noise Reduction Rating: 25 dB, Style: Hard Hat Attached, ANSI S3.1974: Yes, Black, Chartreuse, CSA Z94.2: Class A, Cushion Color: Black, Dielectric: No, For Use With: Grinding, Machine Operations, Welding, Fit