This invention relates to a protective mouthguard for use by athletes thatincorporates a colorcustomizable feature, allowing users to customize the visible color of themouthguard. Theinvented protective mouthguard has a u- shaped base that will fit inside of ausers mouth.The front surface of the mouthguard can be visible when the mouthguard is wornby the userinside of his mouth. A colorable strip is placed inside a cavity in the frontwall of themouthguard and is visible through holes that are placed in the front wall.