XO Athletic XO I.D. Adult Mouth Guard A Mouthguard to Match Your Team Color. - patented color change slot can change XO logo to over 8 team colors (Red, Green, Gold/Yellow, Maroon, Purple, Orange, Blue and Pink) Made in the U.S.A. $10,000 Dental Warranty Rear jaw stabilizers help minimize shifting with first of it's kind "Ratcheting" tether which prevents unfurling Custom EVA blend offers great protection with comfortable fit.