Ecco Women's Biom Hybrid All Leather Golf Shoes 100523/58246 Natural soft, smooth and breathable Tibetan Yak leather uppers are significantly stronger than other leathers and trated with Hydromax for superb weather protection Triple-component insole unit that enhances cushion and performance Perfect anatomical last with flexible midsole arch support that mirrors the foot skeleton, providing remarkable support and comfort An ingeniously engineered outsole with approximately 100 molded traction bars provides more than 800 angles for excellent grip in all conditions Constructed from TPU - a highly durable, wear resistant material - the traction bars have been shown to las five times longer than rubber