3M 340-4014 Multiple Use UltraFit Triple-Flange Elastomeric Polymer Corded Earplugs With Vinyl Cord (200 Pair Per Box) (200/PR) Challenger Kitchen Patented SMMMS technology

Patented SMMMS technology

* Crystal cut clear styrene * Not dishwasher safe

* Capacity markings on both sides * Fits standard metal shakers and strainers * DuraTuff® Glass for longer service life

Pound for pound the strongest

* Non-scratching

3M 340-4014 Multiple Use UltraFit Triple-Flange Elastomeric Polymer Corded Earplugs With Vinyl Cord (200 Pair Per Box) (200/PR) Challenger Kitchen Patented SMMMS technology3M 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.