Reveal a rainbow of colors on every page with Bendon's Trolltopia Imagine Ink Magic Pictures! This patented technology magically reveals a rainbow of colors with just one Magic Ink marker. Your little artist will love finding favorite characters, and you'll love the magic of mess-free coloring! Includes 24-page Magic Ink Pictures Book and 1 Mess-Free Imagine Ink marker with mess-free coloring, games, and activities featuring favorite characters in a portable size that's great for travel! Imagine Ink markers are invisible on most household surfaces. This is an official Trolls licensed product and is ideal for ages 3 and up.