UART Premium Sanded Paper is the only art paper on the market today to offer seven grades to choose from. Designed to provide pastel, colored pencil and charcoal artists with a consistent and reliable surface, UART Premium Sanded Pastel Paper accepts a wide variety of wet media for underpainting without compromising or damaging the tooth. You can add layer upon layer, correct and create without impairing the surface of your painting or drawing. And thanks to its unique sanded surface, you don't need to use fixatives.