Shade-Tex® Rubbing Plates: Nature Set (Grades PreK & up). Nature set includes gravel, wood grain, water, plants, leaves and grass patterns. Textured designs are molded right into flexible and sturdy large plastic rubbing plates. Fun and easy to use. Instantly adds intriguing patterns to drawings, greeting cards, murals and collage. Obtain dramatic results with crayons, and coloring or graphite pencils. Set of 6, 8 1/2” x 11” plates includes one of each texture.