3M™ E-A-R™ Classic™ Earplugs 390-1000, Uncorded, Value Pack, 2000 Pair/Case Min Qty Order:1 3M SKU: 7100137537

3M SKU: 7100137537

3M SKU: 7010373310

3M SKU: 7000119452

3M SKU: 7010535768

3M™ E-A-R™ Classic™ Earplugs 390-1000, Uncorded, Value Pack, 2000 Pair/Case Min Qty Order:1 3M SKU: 71001375373M SKU: 7000029950 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