DetailsReduces disturbing noise for a good night's sleep. Noise reduction rating 25 decibles (when used as directed).
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Directions of use
1. With clean hands, slowly roll plug into a thin, crease-free cylinder. 2. While compressed, insert plug into ear canal. Fitting is easier if outer ear is pulled outwards and upwards during insertion. 3. With fingertips, hold plug in place until it begin