All Crayola art materials are non-toxic Help the Ninja Turtles keep the world safe is this amazing coloring book Conforms to ASTM D4236 Recommended for ages 3 and up Built in marker storage holds 7 Pip Squeak skinny markers so you always have what you need to create Perfect for travel and on the go Ninja Turtles theme coloring line art activity pages All inclusive, portable, On The Go coloring activity that is great for vacations, travel, parties or anytime that provides hours of fun for kids Provides fun for kids featuring their favorite Ninja Turtles characters - 80 Mini Coloring Pages Page Size 3.5" x 5" and 6 Crayola Washable Mini Markers