3M E-A-R™ UltraFit™ 340-4004 Corded Reusable Earplugs, NRR 25, Box of 100 Pair
The 3M™ E-A-R™ UltraFit™ corded earplugs features a proprietary, premolded, triple-flange design that fits comfortably in most ear canals. These durable, reusable corded earplugs are easy to use again and again, reducing waste.