The 3M™ E-A-R™ UltraFit™ corded earplugs features a proprietary, premolded, triple-flange design that fits comfortably in most earcanals. Ergonomic pistol grip for an easier fit. Benefits •Ergonomic pistol grip for an easier fit •Triple-flange provides proven protection without rolling or touching plug during insertion. •Conforms well to the ear's natural oval shape. •Washable and reusable. •Corded Earplugs •Noise Reduction Rating (NRR)*: 27 dB. CSA Class AL