Feature:1. LIGHT WEIGHT STEALTH: This is lightweight Tooth Tray, holds in your mouth like nothing, breathes smoothly and helps you get a good night's sleep.2. ORTHODONTIC TOOLS: This orthodontic care brace is a simple and practical dental tool suitable for teenagers and adults. You can use orthodontic fixtures to exercise and correct crowded irregular teeth.3. IMPROVE FACE SHAPE: If you insist on wearing it, it can improve the shape of the face and promote the normal development of the jaw. If used for a long time, it will maintain the original color and will not turn yellow.4. GROOVE DESIGN: This thin dental tray can be used in various sports, and the groove design can fit the tooth appearance well, so that it can breathe normally and protect the teeth during exercise.5. FUNCTION: It relieves the impact on the teeth, improves the anastomosis of the teeth, fits the curve of the gums, prepays the internal laceration of the oral cavity, increases strength, improves performance, and protects the teeth from injury.Specification:Item Type: Tooth TrayProduct Material: SiliconeProduct Features: Beautiful and Comfortable, Easy to Pick and Wear, Comprehensive Effects, Tailor MadeFunction: Correction of Crowded and Irregular Teeth.Package List:1 x Tooth Tray