Features: A simple and easy way to prevent snore to enjoy endless nights of peaceful sleep. Great gift for a friend who snores with a beautiful Mirror Lid protection case. Non-toxic and tasteless, to breathe better Material: Silicon Weight:0.03kg How does it work? The magnets inside the nose clip help open the nasal passage which helps prevent snoring ! When you sleep the mouth and throat muscles relax. Sometime the tongye drops and the vibration of the uvula during the breathing cycle translates to snoring. Instructions: Expand the nose clip,place clip inside the nostril. Push clip comfortably into place making sure it is inserted properly.