Our mouthguard is perfect for teeth grinding, an athletic dental guard tray. Whether you are kid, youth or adult if you clench or grind your teeth and want to protect them, our bite guards are right for you. Whether you are into night time or daytime sports, our guards are perfect solution for you. Made with thermoplastic premium grade material, easy to clean and can be reused. Comfortable to use - Made of a moldable material, dental guards custom fits to accommodate any mouth size. Our mouthpieces are not only for teeth grinders but also for boxing pieces, football mouth piece, straightener trays. Submerge the mouth trays into more than 80C hot water for 5 seconds, remove the tray from the hot water and let it cool for 10 seconds. Place the trays on your teeth to form an impression. Specification: Materials: thermoplastic Color: Clear, Purple Size (app): 6.3m X 5cm - 2.48inch x 1.97inch. Package Includes: 2 Pieces Mouth Guards Note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!