Grays XBrace Dual Density Hockey Mouthguards* X BRACE Upper bracket channel combined with softer inner layer enable a comfortable fit around orthodontics. * Easy Breathe A built in integrated breathing channel. Pre Contoured Shape with extra wall thickness, the mouthguard acts to minimise trauma to the jaw and skull and reduce the chances of injury. * Optimum fit and comfortable high performance polymer EVA ensure easy breathing and speech when wearing. * Braces fit Specifically developed for