3M E-A-R Push-Ins Corded SNR 38 dB Earplugs (100 Pairs) EX-01-0203M E A R Push Ins Earplugs have a unique E A Rform Foam tip thats shaped and sized to fit comfortably in most ears. Don't let dirt, chemicals and other harmful substances from your work wind up in your ears. Help prevent hand to ear contamination with 3M Push to Fit Earplugs. You dont need to roll down them down a gentle push is all thats needed for a consistent fit and up to 38 dB noise reduction. They are CE Certified they are approved against EN