Kamik Women's Newcastle Insulated Rain Boot 100% Rubber and Fabric Imported Rubber sole Shaft measures approximately 12.5" from arch Heel measures approximately 1" Platform measures approximately 0.5 inches Boot opening measures approximately 16" around Waterproof boot featuring rubber shell foot and quilted nylon shaft with adjustable drawstring Removable recycled felt insole WINTERGARDEN rubber outsole with traction lugs