ECCO Women's Biom Hybrid Golf Shoe 100% Yak Leather Imported Synthetic sole A hybrid golf shoe that can be worn on and off the golf course Uppers made of extremely strong yak leather that is lightweight and breathable Hydromax treated leather provides superb weather resistance BIOM anatomically shaped last, developed by scanning the feet of 2,500 athletes E-DTS hybrid technology provides over 800 traction angles for excellent grip