Monster Jam and Hot Wheels Magic Ink Coloring Book Set Kids Toddlers ~ Bundle with 2 Imagine Ink Coloring Books with Invisible Ink Pens, Racecar Stickers and Door Hanger. Includes: 1 Monster Jam Magic Ink coloring book; 1 Hot Wheels Imagine Ink coloring book; racecar stickers; and a Crenstone exclusive Rex-Man door hanger. Each Imagine Ink coloring book includes a magic invisible ink pen that reveals hidden games and pictures. This mess free coloring pen will not visibly mark most other items. Each mess free coloring book contains activities, games, puzzles, mazes and coloring pages featuring an array of monster trucks, classic cars, racecars and more. Reveal a rainbow of colors as your little one draws on the page. No mess art for toddlers and kids. Perfect as Monster Jam or Hot Wheels party favors, party supplies and stocking stuffers. Officially licensed Hot Wheels and Monster Jam toys and games product for children!