Callaway Footwear Men's Xfer Pro Golf Shoe Synthetic Imported Rubber sole Minimized toe to heel height lowers the foot's center of gravity^Adjustable x cage structure built into the upper hugs the foot to enable synchronized power movement in tandem with the outsole^Integrated super feet pro insole improves alignment balance and body position for a more fluid power xfer^Xfer dynamic traction technology combines built in fractional elements with pins performance spikes to deliver optimum traction in any condition^Xfer power wall prevents lateral side foot slippage during your swing while absorbing and releasing energy through the load and unload of your swing