User Guide. Tooth Grinding Apart Boxed Night Record. Before starting the process, the mouthguard is cleaned with warm soapy water, after making sure it is rinsed thoroughly, 2 containers are prepared. Prepare one bowl of cold water and the other bowl of boiling water. Keep in Cold Water Bowl for 10 Seconds. Rinse your mouth with warm water Ç Warming your teeth and better results&cced; It Helps You Get It. Then, hold the apparatus by the protruding handle on the front part and dip it into boiling water and soften the apparatus in hot water. Do this until you are sure that it has completely softened. This process may take between 1 and 2 minutes. Do it by controlling the time. Take it out of the boiling water, put it between your teeth and tighten it as much as necessary, without squeezing too much, as there is a possibility of puncture as a result of squeezing too much, and you can perform the molding process with the lower jaw closed. Help the mouthguard take the shape of your teeth by applying pressure with your hands so that it takes the shape of your teeth. When doing this procedure, do it in a way that will take the most natural shape of your teeth, close your lips and press firmly with your fingers from the front part. Open your lips and press with your fingers from different areas to get the tooth mold. The purpose is to perform these operations repeatedly and frequently. For Better Molding. After making sure that your tooth structure has taken a mold, dip it in cold water again and wait for it to cool. The molding process is done once when you first receive it, then you can use it every night. Cut off the protruding part of the front part that serves to hold it with scissors, and it is now ready for use every night.