This adult Coloring Book is filled with 50 unique geometrical patterns, designs, mandalas and zentangles varying in complexity, with some pages being more simplistic, while others are very intricate. Blank pages separate each image to allow you to capture your thoughts, or act as blotter pages if your choice for coloring is markers. Perfect for gel pens, coloring pencils or markers. Enjoy this form of art therapy as an incredible way to relax, relieve stress, think and meditate.