Colourfix Sanded Pastel Paper - The response to this pastel paper has been phenomenal. Colorfix has a beautifully textured sanded surface. The Coloufix surface is extremely receptive to all pastels and holds layers and layers of color. Sheets are available in 12.5 x 9.75 inch and 20 x 28 inch sizes and are available in 16 fantastic colors. Colorfix papers are sheets of 140lb acid free hot press paper that has been screen printed with Colorfix primer. The primer is acrylic based; so Colorfix can be used with watercolor, acrylic, and oil washes before you apply your pastel. It is also excellent for charcoal and pencil.