Features: brand new and high quality The mouth guard can reach to rear molars, to provide complete for protection. Protect teeth from grinding to avoid teeth problem. Bring you a silent and best sleeping for time. Groove fit the surface of the teeth, convenient to keep breathing smoothly and does not affect the protective effect of teeth during strenuous exercise. First Usage:Use cleaner powder and 40 water to soak the teeth guard about 20mins. Specification: Material:POE Color:As the picture shown Size: approx. 40x30mm(1.57x1.18in) Quantity: 1 pc Warm prompt: 1.As different measuring methods,it will occur 1-3 for cm deviation about the items,please ensure that it is okay for you before ordering. 2.Because of different monitors and lamplight,the picture may not reflect the actual color of the item,really thank you for your kind understanding! 3.Mouth Guard Brace only,other accessories(if any)irrelevant demo in the picture are not included. Packaging includes:Mouth Guard Brace x 1 (without retail package)