Hi brandtb
The site sells it for 3.95 Euros. That's about $5.85 (plus S&H). Pretty hefty for a cheeburga.
Just pop down to your local McDonalds and store them indefinitely in a coat pocket in your closet!!
Its a lot more cost effective than buying the metal can as well.
http://www.youtube.com/watch?v=mYyDXH1amicThe Bionic Burger