Doodle Invasion: Zifflin’s Coloring Book.
This big sized coloring book is a challenge for all ages.
If you are a fanatic doodler and obsessed with filling in and coloring doodles then this is definitely for you.
Or you can just admire the detailed art.
The book is filled with 50 unique and extremely detailed work of art by the master of doodles Kerby Rosanes.
Buy it here: http://amzn.to/1bHjufy