Color rich oil pastels for the professional artist and advanced art student. Intense uniform colors are turpentine soluble, creating unlimited color blending possibilities. 96 colors are available in sets and open stock. Surface coverage is excellent making them very economical to use. Opacity and lightfastness are excellent. Oil pastels never dry out or crack when the surfaces expand or shrink with climatic changes. Because oil pastels never dry out they must be placed under glass or sprayed with a high quality fixative.