TCX RT-Race Motorcycle Boots - BlackTCX RT Race Motorcycle Boots From the storied heritage of TCXs racing line, the TCX RT Race Boots are their most streamlined track boot to date. With a strong and lightweight microfiber construction, the TCX RT Boots maintain protection with a lighter, more comfortable feel. The toe slider, shift pad and closure strap are formed from polyurethane, which is used in conjunction with magnesium to form the heel slider and with iron mesh intake vents to