Disposable earplugs made of slowly expanding soft polyurethane foam are characterized by good hearing protection against excessive noise at the workplace, easy to put on and great comfort.YT-7451 earplugs have: SNR attenuation value of 38 dBThe YT-7451 earplugs meet the requirements of EN352-2:2002For hearing protection in noisy areas. The earplug should be rolled in the hands to form a cylinder, and then inserted deeply into the ear. Hold the inserted earplug in the ear canal for about 30 seconds until it is fully expanded. Using your fingers or in a mirror, check that the earplug has been inserted all the way in. Only the very end of the earplug should be visible or felt.
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