Jessica Simpson Womens Katyia Brown Leather High Boot 8 M US Leather Heel measures approximately 0.75 inches" Sleek leather upper with a full exposed zipper that's both fashionable and functional. A demin-wedge heel provides an added boost while keeping comfort in mind for all-day wear. Shaft heigh measures approx 21" from arch. Boot opening measure approx 16" around Heel measures approx 3/4"