You will be on a roll with paint and clay craft activities with the Center Enterprises Ready2Learn Paint & Clay Textured Rollers. The clever styles include a dot pattern of various sizes in a random array, a wave pattern, zigzag squiggles and parallel multi-width stripes. All rollers are made of very durable plastic and hard rubber. Soap and water are all you need for an easy cleanup. Both the young and the young-at-heart will be very creative while developing coordination skills and artistic interests. This 40-roller set is ideal for kids aged three years and older. Includes 4 rollers per pack.