3M E-A-R Caps feature comfortable foam caps on a flexible band block the earcanal opening. Flexible band holds caps in place. Easy to put on and remove. • 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.

• 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.