3M Personal Safety Division 3M™ E-A-R™ Classic™
3M™ E-A-R™ Classic Soft™ earplugs are made of proprietary thermal-reactive foamNoise Reduction Rating (NRR) 31 dBPoly bag keeps each pair of uncorded earplugs clean before useProprietary thermal-reactive foamThe plugs start out firm for easy fitting then soften from body heat for a comfortable fit