3M™ E-A-R™ Classic™ One Touch™ Refill 391-1001, 2000 EA/Case Discs 3M SKU: 7010309439

3M SKU: 7010309439

3M SKU: 7100197266

3M SKU: 7010368297

high-strength polyester backing resists tearing and protects surfaces from abrasion

3M SKU: 7100265651

3M™ E-A-R™ Classic™ One Touch™ Refill 391-1001, 2000 EA/Case Discs 3M SKU: 70103094393M SKU: 7000002298 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