UK Edition There are 30 unique Mandala designs in this adult colouring book that have been designed for stress-relief and relaxation. In order to prevent bleed-through, each design has been printed on one-side. Enjoy colouring these mandalas, which vary in terms of intricacy, line thickness, and detail. Features: 30 unique mandala colouring pages One-sided designs Colour Test - to test your colours Suggestions: Place a sheet of paper between the colouring pages before colouring Fine tip pens or pencils are best with these designs. Happy Colouring.