3M E-A-R UltraFit Earplugs 340-4002, Corded, Pack of 50

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.   Stem helps users insert earplug into their ear canals No need to touch the ear tips during earplug insertion, helping to keep ear tips clean longer Soft polymer is washable and reusable Compatible with the 3M E-A-Rfit Validation System Noise reduction rating (NRR)*: 25 dB for standard Ultrafit and 27 dB for Ultrafit 27. CSA Class AL For industrial/occupational use only. Not for consumer sale or use Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item Warranty: 90 Day Woot Limited Warranty