Avengers Assemble! Fancy yourself a fan of Earth's Mightiest Heroes, formed to fight the foes no single hero could withstand. Join the Avengers initiative and order your shirt today! This red, standard fit adult shirt is made from 100% cotton. Be sure to check out our Size Chart to get an idea of the average size and dimensions of this Avengers Assemble Movie tshirt style. Check back often for some of our Avengers clothing and other Marvel Comics merchandise at great prices only at AnimationShops.com.