ULTIMATE PAJAMAS: These Spider-Man pajamas feature fun designs that are perfect for everyday, or wear our onesie as a costume! Get your little guy or girl ready ready for bedtime comfort with these long-sleeved Spider-Man hooded pajamas. ULTRA-COMFORTABLE: These kids' pajamas are durable, fun to wear, and comfortable year-round. Our pajamas will make bedtimes a breeze! Plus, the long footless pants leave your child’s feet free to prevent slipping. EASY CARE: Made from 100% polyester with expert stitching for added durability. For best results, wash with mild detergent on a gentle cycle and tumble dry on low. Available in in sizes 4–10. Officially licensed Marvel merchandise. 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 flame-resistant. MARVEL: Marvel is one of the world's most prominent character-based entertainment companies, built on a proven library of more than 8,000 characters featured in a variety of media over seventy-five years.