Foam Ear Plugs, 50 Pair for Sleeping, Snoring, Loud Noise, Traveling, Concerts, Construction, & Studying, Contour to Ear, NRR 33, Clear, Made in the USA

نظرة عامةWith clean hands, slowly roll plug into a thin, crease-free cylinder while compressed, insert plug into ear canal. Fitting is easier if outer ear is pulled outwards and upwards during insertion With fingertips, hold plug in place until it begins to expand and block noise.