This officially licensed Family Guy adult t-shirt spoofs the classic DC Comics hero, Superman, by portraying Peter Griffin as the "Man of Steel" along with the catchphrase "Size Matters." We're are all in a tremendous amonut of danger if they're inbuining Peter with Super-powers! This white, standard fit shirt is composed of 100% cotton. Be sure to check out our Size Chart to get an idea of the average size and dimensions of this Peter Size Matters tshirt style. Check back often for some of our new Family Guy clothing and other Family Guy merchandise at great prices only at AnimationShops.com.