IMG_20190828_111928_edited-1Cold Wax Painting is a style of oil painting in which artist Peg Wells mixes a wax medium into the paint and uses the thickened body of paint to create a heavily textured surface. Cold Wax Painting is a style of oil painting in which artist Peg Wells mixes a wax medium into the paint and uses the thickened body of paint to create a heavily textured surface.