After a little tweaking, these beads are definitely a good buy. I wouldn't say these are a lifelong toy. They definitely should be tossed after a few months and replaced, but that's okay because they're only $5.
The most helpful critical review
Definitely Not Worth It
There's not a whole lot to say that hasn't been said before. These are "supposedly" larger than normal, I would hold off on these, until checking out other anal products that are being offered.