Superhero Keychains (1 dozen) by CarnivalSource.com! Support the superhero fandom with these superhero-themed keychains! A great giveaway for comic book enthusiasts, these metal keyrings come adorned with a rubber pendant depicting a popular pop art phrase such as POW!, SNAP! and BAM!. Great for kids and adults alike, they are a must-have for your next superhero-themed event! Find more great items like this in our Superhero Party Theme category here at CarnivalSource.com. These Superhero Keychains are a must-have for any fan of the superhero fandom! Featuring four assorted designs of 2" Long metal keychains with a rubber pendant, these keyrings come in popular phrases such as POW!, SNAP! and BAM!. Perfect for kids and adults alike, these keychains ship from our Missouri warehouse within one business day. Great for any superhero-themed event, find more great items in our Superhero Party Theme category here at CarnivalSource.com.