Type: Sports Protective Gear Material: Food grade EVA Non-toxic and tasteless Size: tooth protector: 6.5x5.5 x2cm box: 7x8.5x3cm Shape: arc Package includes: 1 x sports braces including box notes 1. Different product batches or different computer display colors are different, there will be a little color difference, which is a normal phenomenon, please understand 2. Please allow a measurement error of 1-2cm. how to use 1. Wash the new tray blank with soap to wash away the chemicals. Factory elements 2. Immerse in boiling water and wait for 30 seconds, and always check whether your mouthguard softens earlier or later 3. Put on your upper jaw and apply silicone under your lips. 4. Nibble 5. Align again 6. capa is ready 3-5 points should be completed quickly, while the mouthguard remains soft. If the tree knot has hardened, but has not achieved the shape you want, you can re-cook and shape it. Also, if the right edge of the mouthguard already fits you, you can only cook The unformed edge of the mouthguard. Specifications: The high-density structure, strong and soft heating buckle design, fits the shape of the user's teeth better, the mouthguard can reach the postmolar, providing all-round protection. The groove adjusts the tooth surface, which is convenient to keep breathing smooth Will not affect the protective effect of teeth during strenuous exercise. Very suitable for boxing, kicking, mixed martial arts, fighting, boxing, Sanda, Taekwondo, fire fighting, Jiu-Jitsu and other strenuous sports Package Included: 1 x Sports braces include box