imported synthetic sole shaft measures approximately ankle from arch" heel measures approximately 1.5 boot opening measures approximately 10.43 around" my “i’ll be wearing this boot all season” shoe. the ultra-comfortable aurora from lifestride will be on constant rotation in your closet. microsuede upper with an inside zip, stretch gore panels, and ruched detailing.soft system comfort package provides all-day support, flex, and cushioning.a plush layer of velocity with memory foam cradles your foot.traction sole provides you with extra stability.just right height 1 and 3/8 inch heel.