YEAR-ROUND BOYS’ PAJAMAS: Get your child ready for exciting adventures with Captain America, Hulk, Iron Man, Thor, and more in these fun Marvel pajamas. They’ll dream about their favorite Marvel characters. Officially licensed Marvel merchandise. ENJOYABLE BEDTIME: These fun superhero pajamas for boys come in a variety of close-fitting styles and feature cute graphics and bright colors. Our cool boy pajamas are available in sizes 4-10. COMFORTABLE SLEEPWEAR: The easy on-and-off design makes bedtime a snap, and the tapered and cuffed footless pants leave feet free for easy playing. These kids’ pajamas are durable, fun to wear, and comfortable year round. EASY CARE: Made from 100% cotton with expert stitching for added durability, this pajama set will withstand many nights of sleep and bedtime adventures. For best results, wash it with mild detergent on a gentle cycle and tumble dry on low. SAFETY & COMFORT: To ensure maximum comfort, choose the right size for your child to avoid clothing that is too long or too loose. These pajamas are manufactured in accordance with all clothing safety standards and are not flame-resistant.