3M™ E-A-R™ Classic™ Earplugs 311-1101, Corded, Poly Bag, 2000 Pair/Case Facility Safety 3M SKU: 7010514538

3M SKU: 7010514538

3M SKU: 7100301310

3M SKU: 7100069137

3M SKU: 7100210378

3M™ E-A-R™ Classic™ Earplugs 311-1101, Corded, Poly Bag, 2000 Pair/Case Facility Safety 3M SKU: 70105145383M SKU: 7000002301 Lead Time: ~2 days 3M E A R Classic Earplugs have set the industry standard for noise reduction as the world's first foam earplugs. These earplugs are made of a proprietary soft energy absorbing slow recovery foam that's designed to conform to the shape of the ear canal to help provide hearing protection. *U. S. EPA specifies the NRR as the measure of hearing protector noise reduction. However, 3M makes no warranties as to the