UGG Australia Women's Tularosa Route Detachable Boots Sheepskin Shaft measures approximately 9 from arch Boot opening measures approximately 14.75 around 100% merino wool detachable cuff with twinface boot Suede heel guards have signature woven UGG label Approximate boot shaft height: 20" when extended 10" shaft height when cuffed Cushy foam insole for extra comfort Covered with a genuine sheepskin sock that naturally wicks away moisture and keeps your feet warm and dry Comfortably light and flexible molded EVA bottom with a patent protected outsole design