To celebrate the new partnership, Crocs, Inc. is launching the first brand of Jibbitz? ramen croc charm . The Marvel character-themed shoe charms will be accessible in select U. S. retailers start in summer 2007. purple crocs with charms of Crocs footwear will be available later in the year. A wide variety of colour combinations and styles are available, and all will probably be made to match a number of outfits in addition to personalities.