3M 1100 uncorded foam earplugs feature soft, hypoallergenic foam and a tapered design to fit comfortably in the earcanal.
Soft, uncorded foam earplugs that conform to the unique shape of each ear for excellent hearing protection and comfort.
Smooth, dirt-resistant surface for hygiene
Comfortable for a wide range of earcanal sizes
Noise Reduction Rating (NRR): 29 dB. CSA Class AL.
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.
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