BioSynex Adult Altitude Hearing Protection - Silicone Device Biosynex Altitude Hearing Protection for Adults 1 Pair is a device that combats pain caused by pressure changes and promotes progressive air exchange. The protectors are washable and reusable. | Instructions for use Before use, the earplugs must be essere clean, dry and undamaged. | Insert the protection into the ear canal by pulling the ear slightly towards thealto.| When the pressure returns to normal, wait 5 minutes to remove the protection. | Clean with water. | Store in the original packaging. | Format: Pack of 1 pair.
