Personalized Monsters Love Naps Long Sleeve T-Shirt. After a hard day of play, there's nothing better than a nice, refreshing nap. Monsters Love Naps Long Sleeve T-Shirt - White, makes a great gift for nap-loving fans of "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL