Neat 32-page coloring books that have big bold mandala-style patterns and nice dark outlines. Our Mandala Coloring Books are nice for adults, teens, and older children. Coloring can be a nice 'n relaxing activity for just about any age! According to the experts at a well-known Michigan hospital, coloring has the ability to relax the fear center of your brain (the amygdala) and reduce thoughts of a restless mind (which in turn generates mindfulness/quietness which allows your mind to rest). Coloring requires the 2 hemispheres of the brain to communicate with each and helps promotes focusing in a peaceful, non-stressful way. You'll be please with these wonderful, high-quality mandala coloring books that come in assorted styles.