3M™ Foam Earplugs 1100 feature soft, hypoallergenic foam and a tapered design to fit comfortably in the ear canal. The slow-recovery polyurethane foam 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
• Compatible with the 3M™ E-A-Rfit™ Validation System
• Dispenser packaging option available for uncorded earplugs
• CSA Class AL
• One size fits most