What I Love About Pop-Pop Fill-In-The-Blank and Coloring Book: Adult Coloring Books for Father's Day, Best Gift for Pop-Pop

It's was made for Father's Day or someone who just likes to relax activity. Father's Day with retro and zentangle style for your grandpa. So, It is the best gift idea for your lovely grandpa. Each book has 42 pages, there are blank pages in between designs to ensure that you are not coloring on the back of an image.