Do you have problems with bruxism while sleeping at nighttime Our night guard is the best solution to protect and prevent your teeth in your sleep Neomen is a registered brand in USPTO, we are committed to delivering professional-quality dental products and mouth guards Neomen mouth guard is perfect for teeth grinding, providing excellent & professional relief for both people who grind their teeth and their loved ones by eliminating the habit and improving sleep quality so that everyone in the family can have a good nightAs rest Product function: High-quality erfect fit comfort Easy Do-it-by Yourself BPA Free rotection Remolding How to use: 1Boil Water in Microwave or a pot 2Bring a cup of water to a boil in the microwave or a pot, then let the water cool until itAs somewhere between 158F - 176F Place the device in the water for half a minute 3Place in a cup of Water 4Set your mouth guard into a separate cup of cold water for 3-4 seconds Remove properly Then quickly put it into your mouth 5Set custom Impression 6Bite down firmly into the device to create your impression 7Set The Piece Using cold Water 8Put the mouthpiece under cold water for 20 seconds to let it harden and form correctly