Designed for Pro Athletes and elite Navy Seals, Army Rangers etc. with Aramid from bulletproof vests. And an ultra-thin design to Maximize Comfort, Oxygen, and Performance. Now available to all athletes for the first time. This is the ONLY Professional Level Kevlar Sports Mouthguard, that can be CUSTOM MOLDED AT HOME. Ultra COMFORTABLE, Ultra Breathable, More Natural FitYou'll BREATHE BETTER to PERFORM BETTER!