Shock Doctor Ultra 2 STC Convertible Mouthguard (Royal， Youth)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Triple layer PROTECTION technology</li><li>EASY BREATHING &amp; SPEAKING with deep， form-fitting bite</li><li>COVERTABLE Tether allows the mouthguard to be strapped or strapless</li><li>FIT SYSTEM: Gel-Fit™ liner， boil and bite</li><li>Adult size fits ages 11 and up</li><li>Lower Profile， Breathe Deep， Speak Easy with Triple Layer Technology</li><li>Convertible Tether allows the mouthguard to be strapped or strapless</li></ul></div><img src="http://ecx.images-amazon.com/images/I/310wxL7LG0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ianYx3NKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41D-cAl87IL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11zL7xqwCaS.png">