- Montreal-Nord, Quebec, Canada
- US $3.95
- Jan 30th
3M™ Uncorded Foam Earplugs, Hearing Conservation 1100 - Pack of 5 Pairs Benefits Smooth, dirt resistant surface for hygiene Comfortable for a wide range of earcanal sizes Test compatible with 3M™ E-A-Rfit™ Validation System Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL Description 3M™ 1100 uncorded foam earplugs feature soft, hypoallergenic foam and a tapered design to fit comfortably in the earcanal.