Has anyone tried this Swimava swimming ring thing? I've seen it on a couple of babies younger than Kaitlyn, and though it looks really freaky to me, I think it's kind of cool that they can learn to swim so young?

Would love to hear from anyone who's actually used it. Is it worth $32?

http://www.amazon.com/Swimava-Swimming-Ring-Nappy-Bundle/dp/B004NJTL2M