Nke Air Rival Golf Shoe (Black/Metallic Silver) 13 Water-resistant synthetic leather upper Visible Air&#153; unit in heel for responsive cushioning with stability Full-length Phylon midsoleNike&reg; Power Platform for the best in balance and weight transfer Scorpion Stinger&#153; spikes and Tri-LOK system: Dual-durometer TPU for optimal traction, comfort and durability