3M™ E-A-R™ UltraFit™ Earplugs 340-4007, Metal Detectable, Corded, Poly Bag, 400 Pair/Case

3M™ E-A-R™ UltraFit™ Earplugs are made with a triple-flange design to contour to the different shapes and sizes of ear canals to help create a comfortable noise-blocking seal. These earplugs are made of a pliable, soft polymer that can be washed so that the earplugs can be reused, cutting down costs and extending the product life.