3M E-A-R UltraFit Earplugs 340-4007, Metal Detectable, Corded, Box of 100 Pairs

The 3M™ E-A-R™ UltraFit™ Metal Detectable Corded Earplugs feature a metal-detectable ball bearing for high detectability and a triple-flange design that contours to the different shapes and sizes of ear canals providing quick, clean, and comfortable hearing protection. 

The stem grips make it easier to insert the earplugs. The tip stays clean even if hands are dirty or gloves are worn.

The soft polymer earplugs are washable and reusable so they don’t need to be replaced as often, reducing waste and lowering costs.

Poly bag keeps earplugs clean prior to use.

These soft polymer earplugs have a Noise Reduction Rating (NRR) of 25 dB