3M 21001, E-A-R Caps Model 200 Hearing Protector 321-2101, 100 EA/Case, 7000052716

? 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.