E-A-Rsoft corded foam earplugs seal the earcanal with soft, slow-recovery foam for excellent noise reduction and reliable hearing protection. Orange fitting ring provides a guideline for proper fitting and visual compliance check. •Poly bag keeps each pair of earplugs clean before use. •Regular size fits most earcanals. •Noise Reduction Rating (NRR)* 33 dB. CSA Class AL. •Test compatible with 3M™ E-A-Rfit™ Validation System