Special Ortho-Channel fits around upper & lower teeth brace brackets Adapts to changes in tooth position as braces are adjusted Instant comfort and prevention from lacerations 100% medical-grade silicone Instant Fit ??? Pop in & play Meets national and state high school rules requiring full coverage of all brace brackets during wrestling competition Latex Free, BPA Free, Phthalate Free Shock Doctor Double Braces Strapless Mouthguard, Blue MS1193891 MS1193891 733313014234