The Hawaii Chair can give you strong, tight glutes and make you grind while sitting on your desk. Its a very strange item to sell and I wonder if people actually bought these things. VIDEO->
Via RGS
Once you have a good session on the Hawaii Chair your glutes will be able to do this ->
You should see what ellen degeneres did with this chair!
http://disorganizedchaos.com/2008/02/hawaii-chair-on-ellen.html
i just saw it, its hilarious! 🙂 thanks for posting the link 🙂