Crayola Coloring Set - Paw Patrol is a set with 18 Paw Patrol themed coloring pages, along with 5 mess-free markers. The Color Wonder markers included in the package have a special transparent ink that only colors the pages in the set, and doesn't stain skin, fabric, or furniture, making it particularly suitable for younger children. The set includes 18 coloring pages with hidden designs that only appear when the child starts coloring.