This is good for massaging... and stuff. I think the reviews say it all.
$19.50 new from a 3rd party vendor; fulfilled by Amazon so it's free super
saver shipping (with $25+) and prime eligible.
Link: http://www.amazon.com/gp/offer-listing/B00005M1WE/ref=dp_olp_new?ie=UTF8&condition=new
For comparison it's $32.92 from Amazon itself, and $36.79 at Newegg.