Lowa Women's Vivionne II LL Flex WS Hiking Boot 100% Leather Imported Vibram sole Shaft measures approximately 6" from arch Heel measures approximately 1" Built for lighter duty backpacking PU midsole with SPS cushioning Glove leather lining 5mm nylon heel shank with 3mm forefoot Balance footbed with breathable top layer and slow-reacting foam wicks moisture and customizes fit