Set of 4 Designer Series Adult Coloring Books (Patterns, Nature, Henna, and Mandalas to Color) 124 Pages Total Set of 4 Designer Series Adult Coloring Books. Each book has a different theme: nature, patterns, henna, and mandalas. Relax, relieve stress, calm your mind, and have fun. Each book has approximately 31 designs to color. 124 designs total. Each page is perforated. So you can easily save or display your creations.