Approximate boot shaft height (cuff down): 12";
Approximate mid-calf circumference: 13" ;
Twin-faced grade A sheepskin with suede toe and heel guards ;
Removable and replaceable comfort system insole is made of sheepskin, latex and foam for "ultra" comfort with a Mylar sock liner for warmth;
Molded rubber with EVA inserts providing extra heel and forefoot cushioning;