3M E-A-R Classic Earplugs 310-1001, Uncorded, Pillow Pack, 200 Pair

3M™ E-A-R™ Classic™ Earplugs set the standard in hearing protection as the world's first foam earplugs Slow recovery, low pressure foam conforms to the shape of the ear canal for enhanced comfort and wearability Moisture-resistant—helps maintain a consistent expansion time, even in humid environments Flame resistant—important for potential arc flash situations and for storage considerations Noise reduction rating (NRR) 29 dB. CSA Class AL Reusable Pillow Pack helps keep earplugs clean when they are not being worn. 200 pair per box 3M™ E-A-R™ Classic™ uncorded earplugs set the standard in hearing protection as the world's first foam earplugs. Constructed from slow-recovery foam, the disposable earplug comes in a clean, convenient pillow pack. The 3M™ E-A-R™ Classic™ Uncorded Earplugs were the world’s first foam earplugs and are still one of the most widely used earplugs today. Slow recovery, low pressure foam fits snugly to create a noise barrier that helps protect hearing from loud s