Tired Of The Same Old Humdrum Relaxing Coloring Books?Then it's time to put on your "big boy pants" and experience INSANITY - The World's Hardest Coloring Book

Filled with 60 stress-inducing images of mind-blowing complexity this book will keep you busy coloring until your fingers are numb and you can't see straight.

Each image is printed on its own page and is suitable for framing. That is if you ever finish one.