Lowa Women's Ronan GTX Mid Hiking Boot 100% Leather Vibram sole Shaft measures approximately 6" from arch Heel measures approximately 1 1/2" Platform measures approximately 1" Lowa Control System features a moisture management system to keep feet dry that helps eliminate blisters and hot spots Injected Monowrap midsole surrounds the foot with lightweight support Full length nylon shank with polyurethane midsole provides torsional support underfoot