This adult coloring book with beautiful butterfly pictures to color is very easy to use. Multiple color palettes and a personal gallery of your own works, along with calming, relaxing background music, make this anti stress coloring book for adults as user friendly as it can get. Coloring books for grown ups like this one are a path to mindfulness. Engage yourself in hours of peaceful color therapy with gorgeous butterfly coloring pages for adults, including mandala coloring book design. Just select your color and tap to paint.