Salomon Women's Uma II Boot 100% Synthetic Rubber sole Shaft measures approximately 15.5" from arch Heel measures approximately 20" Platform measures approximately .5" Boot opening measures approximately 33" around Great traction from the long-lasting rubber outsole SOFTSHELL technology offers protection and comfort all day long Protective toe cap and heel cap are made of one-piece rubber Side zipper and stretch fabric at calf offer a great fit Positive Energy return system keeps you cruising in style