Adult Coloring Crayon Collection Discover the latest craze, and the benefits of, adult coloring. Just like meditation coloring allows us to switch off our brains, relax in the moment and alleviate anxiety. Create beautiful images, suitable for framing, using the Paper Crafter Crayons. These highly pigmented crayons offer smooth, vibrant color like you've never experienced. For detailed areas sharpen with the GRIPÂ® Trio Sharpener included. Includes: Highly pigmented wax crayons that are permanent, waterproof, break resistant and acid-free. Sharpen with the GRIPÂ® Trio Sharpener.