Features:14 pairs33 Decibel Noise Reduction RatingSuper soft, smooth, comfortable foamMade in the U.S.A.Hearos Original Formulation Xtreme Protection ear plugs are super-soft and extremely effective. At NRR 33, Xtreme Protection ear plugs offer some of the best noise reduction you can get in a stand-alone ear plug. Recommended for work, sleeping with loud snoring, shooting, NASCAR, sporting events, fireworks, and more.Includes 14 pairs of Hearos Xtreme Protection Ear Plugs.