You're never too old to be a Scooby Doo fan! The Mystery Machine pajama pants feature a big, colorful graphic that has been professionally printed to ensure long-lasting print quality. The Scooby Doo fan apparel is black, and includes a drawstring waistband for maximum comfort and functionality. The classic cartoon PJs are made of 60% cotton and 40% polyester. They can be machine washed in cold water with like colors, then tumble dried for easy care. The Mystery Machine pajama pants are an officially licensed product, and make a perfect gift for any Scooby Doo fan.