SAKURA-Cray-Pas Junior Artist Oil Pastels. Cray-Pas Expressionist oil pastels are ideal for high school and college art students, seasoned artists, as well as hobbyists. This student quality assortment provides bright and intense colors, perfect for color mixing and color overlaying. Ideal for the student artists. Smooth and easy to apply. This package contains 12 colors: 8mmx61mm each. Conforms to ASTM D4236. Imported.