Clarks Women's Artisan Saddle Ride Knee-High Boot 100% Leather Synthetic sole Shaft measures approximately 14.25" from arch Heel measures approximately 3" Platform measures approximately 0.5" Boot opening measures approximately 15.75" around Water proof Flexible sole Thermoplastic rubber outsole Full inside zipper for easy entry into the boot Ortholite footbed wicks moisture, breathable, absorbs shock