Whether you like to create in a studio or plein-air, these rigid boards are ideal because they don't require an easel or additional support. These high quality two-sided artist boards feature a smooth side and a textured side for maximum creative flexibility. These solid black boards are great for pastel, colored pencil, chalk, mounting and collage. The boards are available in a range of sizes to fit a variety of needs. Extra boards stay clean and safe in resealable bags, ready for your next inspiration. PH neutral, uses Crescent Ultra-Black 8 Illustration Board.