Hot Wheels Imagine Ink Coloring Book Set for Kids Toddlers -- Mess Free Magic Ink Coloring Book with Hot Wheels Play Pack and More (No Mess Coloring Bundle). Includes Hot Wheels Imagine Ink no mess coloring book. The magic invisible ink pen reveals hidden games and pictures. This clear pen will not visibly mark most other items. Reveal a rainbow of colors as your little one draws on the page. No mess art for toddlers and kids. Includes Hot Wheels Play Pack and Rex-Man door hanger. Perfect as Hot Wheels party favors, party supplies and stocking stuffers. This bundle includes licensed Hot Wheels toys and games products. A modern spin on classic paint with water books and color with water books for kids.