3M 311-6001 E-A-R CORDED CLASSIC EAR PLUGS FOR HEARING PROTECTION
3M™ E-A-R™ Classic Soft Earplugs are made of proprietary thermal reactive foam.
The plugs start out firm to allow for easy fitting then softens from body heat for a comfortable fit.
- Regular size fits most ear canals
- Noise Reduction Rating (NRR)*: 31 dB. CSA Class AL
- Poly bag keeps earplugs clean and accessible for re-use
- Proprietary thermal reactive foam for easy insertion and comfortable fit