From Dansko, the Professional Candy Sky Leather Clogs feature: Leather upper APMA Seal of Acceptance Patented stapled construction Padded instep collar Roomy, reinforced  toe box allows toes to move comfortably with plenty of "wiggle room" Slip on Textile lining treated with anti-microbial for odor control Leather socklining for breathability Single-density open-cell PU foam footbed Inner frame provides added stability throughout Wide heel strike assists with stability Heel counter allows heel to move up and down freely while providing lateral stability PU rocker bottom promotes forward motion for shock absorption and energy return Approx. 2" heel height  Imported.