3M TEKK Protection Replacement Pods, used to help protect ears against noises at or exceeding 85 decibels, lightweight replacement pods designed for use with the 3M TEKK Protection Banded Style Hearing Protector. 3M TEKK Protection Replacement Pods feature a Noise Reduction Rating (NRR) of 28 decibels. Lightweight, washable and detachable, 3M TEKK Protection Replacement Pods are a great choice in hearing protection for both the pro and Dyer.