Those look dangerous...I already contacted the authorities and the Ebay personnel to get the item removed..someone is going to get killed with those things.Aquamaniac once bubbled...
Take a look at these on Ebay.......Clever fellow who made them huh!!!
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1980504512
PS, I may be talked into making more......