1The Large and Comfortable 8.5 inch by 11 inch Adult coloring book has high quality images of mandala flowers, butterflies, floral patterns, swirls and decorative designs. Specifically, this book has: -Large size 8.5" X 11.0" Coloring pages -Over 35 Beautiful and Unique Mandala Designs -Images Printed on high quality paper -Suitable for colored pencils, gel pens and acrylic pens (Not recommended for markers) -Excellent tool for Stress-Relief -Great resource for mindfulness and relaxation