Replacement Pods for E-A-R Caps Model 200 Hearing Protector (#350-2100 and #321-2101). Replacement foam caps for E-A-RCaps Model 200 Hearing Protector 350-2100 and 321-2101.• Soft foam replacement caps for use only with E-A-Rcaps banded hearing protector. Not for use without band*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.

• Replacement foam caps for E-A-RCaps Model 200 Hearing Protector 350-2100 and 321-2101.
• Soft foam replacement caps for use only with E-A-Rcaps banded hearing protector. Not for use without band.
• Noise Reduction Rating (NRR)*: 17 dB with the E-A-Rcaps
• *The NRR may overestimate the hearing protection provided during typical use.