The Shock Doctor Single Braces adult mouthguard is made to fit those who have upper brace brackets, ensuring great shock-absorption and comfort, preventing lacerations and providing an adaptable fit. The Insta-fit™ system works by letting the mouth shield fit around the braces and adjust to any changes in tooth or brace position. It is made of 100% medical-grade silicone for excellent comfort and it is suitable for use during a range of activities including football, baseball, basketball, rugby and martial arts.