3M 340-4007 Multiple Use UltraFit Triple-Flange Elastomeric Polymer Corded Earplugs With Metal Detectable Cord (1 Pair Per Poly Bag, 100 Pair Per Box) (100/PR) Specialty Gases *Created half a century ago

*Created half a century ago

PRO+ - Designed for meat

and leg socket *Adjustable feet

FreeForm SE works with you continuously conforming to the contours of your hands as you move

3M 340-4007 Multiple Use UltraFit Triple-Flange Elastomeric Polymer Corded Earplugs With Metal Detectable Cord (1 Pair Per Poly Bag, 100 Pair Per Box) (100/PR) Specialty Gases *Created half a century ago3M EAR UltraFit The most comfortable, reusable earplugs in the world, with an impressive NRR of 25db. Whats equally impressive is that the new design feels even better in the ear. The curved flanges gently hug the ear canal to provide an effective seal against noise that remains comfortable all day long.