CUSTOM DESIGN - The Marvel Comics Presents men's graphic sleep pants feature a big, bold graphic that has been professionally printed to ensure long-lasting print quality. DRAWSTRING - The Iron Man fan apparel men's sleep pants include a drawstring waistband for comfort and functionality. OFFICIALLY LICENSED - The Stark Expo men's graphic sleep pants are officially licensed and 100% authentic, making them a perfect gift for any fan of Iron Man and the Marvel Universe. HIGH-QUALITY - The Marvel superhero character graphic sleep pants are made of high-quality cotton materials. CARE INSTRUCTIONS - The Marvel's Iron Man men's drawstring sleep pants can be machine washed on cold with like colors, then tumble dried for quick, easy care. Iron Man fans are sure to love these men's black graphic sleep pants! The Stark Expo sleep pants feature a big, colorful graphic that has been professionally printed to ensure long-lasting print quality. The Iron Man fan apparel loungewear is classic black, and includes a drawstring waistband for maximum comfort and functionality. The sleep pants 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 Stark Expo sleep pants are an officially licensed product, and make a perfect gift for a fan of Iron Man and the Marvel Universe.