UGG Australia Kids Richelle Boot Suede Insole: Cushy foam for extra comfort covered with a sheepskin sock to naturally wick away moisture keeping feet warm and dry. Outsole: Lightweight and flexible molded EVA with patent protected outsole tread design. Short boot featuring a Faux Mongolian upper our custom I Heart UGG print along the collar binding and sheepskin lining 6 1/2" shaft height