100% Cotton 100% Cotton Comfortable Avengers Shirt and Shorts Set. Lightweight, Soft and breathable fabric. Casual Avengers Boys clothing perfect for summer, day camp and more! Available in 2T, 3T, 4, 5/6 & 7 Calling all Captain America, Iron Man,Hulk Batman or Spiderman fans! We offer clothing kids love! Officially licensed authentic by Marvel. Unique kids avengers clothing for boys only found here! Kids love our avengers t shirts. Great gift for your little boys birthday, parties and more!