Food grade silicone, safe, non-toxic and flexible. Prevent teeth grinding at night and whiten teeth. Easy to wear and convenient. Perfect Smile Fake Tooth Cover would love to help you with all of your dental needs from a general check, or scale and polish through to fillings, extractions and cosmetic dentistry. Wear the soft tray on the gums, forced sucking out of the air between the denture and gums, meanwhile, using hand press the bonding surface of tray and gum. Cut the extra gum-line and handle, and then finish making the tray. Package Include: Upper teeth cover *1+ gutta-percha *1, lower teeth cover *1+ gutta-percha *1, storage box *1s Perfect Smile Fake Tooth Cover is designed to look like a natural set of teeth, and a wide selection of shades are available to choose from. Perfect Smile Fake Tooth Cover is a great alternative to expensive braces. Description: 4Pcs/Set Natural Cosmetic Fake Tooth, Adult Perfect Smile Whitening Denture Fit Flex Cosmetic Teeth Comfortable Veneer Cover Dental Care Accessories For Men Women Specifications: upper teeth + lower teeth Size: upper teeth 5.9*1.8cm, lower teeth 5.2*1.6cm Applicable object: Adult Net weight: 20g Features: It can be firmly fixed on the teeth and feel comfortable after being worn Usage instructions: 1.Put your teeth in a cup of hot (almost boiling) water for 1 minute. This will make them flexible and ready for customization 2.Using a mirror, firmly attach the Instant Smile Teeth to your existing teeth. Press them firmly against the teeth and gently press the impression material behind the real teeth with your thumb 3.After 30 seconds, gently loosen the teeth from the mouth and then cool in a glass of cold water. The impression material turns white when hardened Package Include: Upper teeth cover *1+ gutta-percha *1, lower teeth cover *1+ gutta-percha *1 Note: 1. If the tray is not made well, you can repeat the process for the second mould. 2. Please clean the tray with water before using. 3. The replacement time of the trays is 3-4 months. 4. It is normal to feel discomfort for the first time to wear the tray. You will get used to it after several times. 5. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 6. Please allow 1-3mm measuring deviation due to manual measurement.