Superheroes Refrigerator Magnets. Set of 4 (LARGE) – Captain America, Spiderman, Superman, Batman. Great for decorating your fridge, locker or other magnetic surface. Mix & Match. Perfect for Party Favors or Gifts. Dimension: Approx. 3 in x 3 in. Finex is a registered Trademark. Sold exclusively by Finex Authorized Distributor