This is a 100% officially licensed Marvel Avengers Product. This 12-pair sock set features designs of some of your favorite and ever-so-popular Avengers like Thor, Hulk, Spider-man, Iron-Man, and Captain America. This "Marvel 12 Days of Socks" has 8 pairs of ankle/no-show socks, and 4 pairs of crew socks, making it a perfect addition to your collection. Made of 98% polyester and 2% spandex these stretchy socks will feel comfortable while fighting crime and helping our superheroes.