Coloring Book for Adults: Harmony These Coloring Books for Adults contain 50 fantastic patterns which have been specially designed to relieve stress and give you that sense of tranquillity. They're also incredibly fun to color in The patterns contain a good mix of complexity and are suitable for anyone of any 'skill' level. This Adult Coloring Book series is the perfect way to relax and forget about the everyday stresses of life. Want to get all of...