Marshall"s Photo Painting Pencils enhance the details of photographic prints. They are also ideal for making highlights and unusual effects or for adding color to black and white prints.They are available in three different sets: the Starter Set (nine pencils), the Deluxe Set (14 pencils), and the Tropical Colors set (14 pencils). Each set also includes a one fl. oz. bottle of Marshall"s PM Solution (for thinning), cotton, wooden skewer, and an informative instructional booklet.