This is the only one I've seen and would love to find out who makes them cause I want one
http://www.google.com/imgres?imgurl...0VLPIFcbFggSYkYGIAg&tbm=isch&ved=0CDgQMygGMAY
http://www.google.com/imgres?imgurl...0VLPIFcbFggSYkYGIAg&tbm=isch&ved=0CDgQMygGMAY