3M E-A-R Push-Ins Earplugs, 38 dB, Corded, 100 Pairs/Box, EX-01-0203M E A R Push Ins Earplugs, 38 dB, Corded, 100 Pairs Box, EX 01 020 The E A R Push Ins earplugs are designed for insertion into the ear canal to help reduce exposure to hazardous levels of noise and loud sound. No roll down required. Low pressure seal. Insertion stem helps eliminate the need to touch the top when fitting. Ear tip softens and becomes more pliable with body temperature. Wearer comfort increases the longer the product is worn.