Features： 2018 Newest 100% new and high quality . Size: 19 mm x 14 mm x 6 mm Material: silica gel + magnetic Quantity: 2pcs （relax the muscles of the mouth and throat during sleep.） Sometimes the tongue drops and the breathing cycle is snoring in uvula vibration. Magnets inside the nose help open the nasal passages and help prevent snoring! For safety, convenient and can be reused in any shape of the nose to get a decent snore free sleep to eliminate or reduce the effect for snoring gently into the nostril, hold them apart, make breathing more quiet, make nasal open, smooth breathing, eliminate congestion, increase air flow caused by hypoxia and respiratory burden relief system and circulatory system pressure change mouth breathing during sleep and prevent upper respiratory tract infection Matters needing attention： 1. Wash with mild soapy water and air every day 2. It may take three days to a week to use this device.