Peltor’s Blasts Earplugs provide an exceptional combination of comfort and attenuation in hearing protection. Blasts Disposable Earplugs are designed with soft, smooth foam for comfort and are our highest noise reduction earplug with a Noise Reduction Rating (NRR) of 32dB.FEATURES:Peltor Sport’s highest Noise Reduction Rating (NRR) earplug at 32 dBSoft foam expands slowly to fit comfortably3-pair pack includes storage container to help keep plugs clean when not being wornEasy to insert and removeMade in U.S.A. with globally sourced materials