UGG Women's Dolores Ankle Bootie 100% Leather Imported Rubber sole Shaft measures approximately 5.5" from arch Heel measures approximately 3.25" Boot opening measures approximately 9" around Water-resistant leather upper with functional lateral zipper Outsole: Leather welt; 3  heel wrapped with stack leather; rubber outsole Insole: Cushioning PORON with added arch support lined with leather Functional lateral zipper