It costs almost $5 here for a 3 back pack like that. Oh, and when there's very little milk, it sometimes sorta slips out of the holder thingie, but very rarely, it tends to usually just cause the bag to hang over the corner just a bit.
PS: I managed to install the new Rise of Nations: Rise of Legends without mounting or burning it. I extracted the files into 1 directory and ran the installer. It worked perfectly. Fuckin A.