ControlKNIT+ engineered knit technology is molded to strengthen overall shoe stability and provide a more structured ride TruFIT System provides easy-on flexibility and secure, locked-in heel fit Responsive StratoFOAM tuned for golf comfort and performance Carbon Fiber PowerPlate maximizes resistance to rotational swing forces FootJoy warrants that this golf shoe will be waterproof in normal use for two years (U.S. Warranty)