3M 100 Pack Box Disposable Corded 25 dB Round Earplugs No Roll (Push-In Stem) Insertion
The 3M E-A-R Express ear plug is made of polyurethane foam, is packaged 400 pair per case, comes in yellow and meets CSA Class AL standards. Proper sizing is important when buying this SKU. The size for this product is Universal. An important part of this SKU is the amount of hearing protection it provides; referred to as the Noise Reduction Rating (NRR). This part has an NRR of 25 dB.