3M™ Foam Earplugs 1100 feature soft, hypoallergenic foam and a tapered design to fit comfortably in the ear canal. The slow-recovery polyurethane foam is moisture-resistant and conforms to the shape of the ear canal to help create a comfortable noise barrier.
These earplugs are test compatible with the 3M™ E-A-Rfit Validation System.
Noise Reduction Rating (NRR) of 29 dB, CSA Class AL
Test compatible with 3M™ E-A-Rfit Validation System
Individually packaged for convenience
Smooth, dirt resistant surface
Soft hypo-allergenic polyurethane foam offers superior comfort