THIS COLORING BOOK PROVIDE CREATIVITY, RELAXATION AND STRESS RELIEF. This book works well with your preferred writing instruments, such as pens, pencils and markers, since the high-quality single-sided paper resists bleed-through. You may purchase this book for yourself or as a thoughtful present for friends and family ✅ Single-Sided Pages (Better color quality, and in case you want to tear out your work). ✅ Every illustrations is placed on its own black-backed page to reduce the bleed-through problem found in other coloring books. ✅ Large format 8.5 x 11", ✅ 35 beautiful and uniques sugar skulls designs ✅ Makes a Wonderful Gift for adults, teens, girls, seniors, and all of your loved ones Coloring is a fun, artistic experience, and a creative way to relax and express yourself. Grab your pens and pencils and unwind with hours of coloring fun. Happy art making!