3M Personal Safety Division E-A-R Push-Ins Foam Earplugs

3M Personal Safety Division E-A-R Push-Ins Foam Earplugs. No roll down earplugs. The patented E-A-R form foam tip is shaped and sized to mold comfortably to fit virtually every sized canal. Unique foam softens and becomes more pliable with body temperature, increasing seal and comfort the longer the plugs are worn.