The worlds best selling mouthguard, This insta-fit system is specifically designed to conform to upper brace brackets for instant comfort & prevention from lacerations. Made with 100% medical-grade silicone, this mouthguard is adaptable to changes in mouth structure as teeth adjust. The Braces Mouthguard outperforms conventional ones through the genius combination of shock absorption & fit all rolled into one. A special Ortho-Channel fits around brace brackets & adapts to changes in tooth position as braces are adjusted, providing an instant fit & protection from lacerations.. 100% Medical-Grade Silicone Ultimate comfort, no boiling or fitting required, The Shock Doctor V2 Gel Max Senior is suitable for age 12 to adults, size ONE SIZE