Official Marvel Merchandise. Features All Their Favourite Avengers. Perfect Kids Tshirt For Little Superheroes. This awesome boys t-shirt features Spider-Man, Iron Man, Hulk and Captain America all ready for action and adventure. In the middle is the iconic Marvel logo in bold red and white. Crafted from 100% super soft cotton this boys tee will keep your little hero comfy all day long. This dark grey t shirt for boys is perfect for any little fan whether they love the web slinger or the mighty avengers. Material: 100% Cotton