? Soft foam caps block the entrance to the earcanal. Band is worn under the chin
? Ideal for intermittent protection needs
? Noise Reduction Rating (NRR)* 17 dB. CSA Class BL
*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.
3M is Leading the Advancement of Hearing Conservation.

Insize ISV-1H4177, RIGID BORESCOPE, 6.85", 6928640323775
3M™ 72010, Replacement Filter Kit 523-01-29, 7000056891, 1 EA/Case 