The Uvex Xact-Fit Corded Earplugs have an attenuation rating of SNR: 26dB, making them suitable for noise exposure levels up to 97dB(A). With easy, accurate fitting every time, they are a tapered shape which fits the natural shape of the ear canal in ergonomic steps. Supplied with left and right fitting, which ensures that they are consistently accurately inserted for optimum protection. Featuring an adjustable neck cord for convenience. Replacement plugs are available separately.