Beautiful Horses Superb Creatures Adult grayscale coloring book. Adult coloring books have been gaining in popularity, it is enjoyable and relaxing. If you love to color or just want to relax or unwind, these coloring pages will be perfect for you. This Beautiful Horses superb Creature coloring book consists out of 41 coloring pages, plus 8 small coloring pictures to use for testing. Pages printed on one side only. page size 85 x 11