Originally Posted by Cindysphinx
OK, this looks closer, although I'm not sure. The tennis ball holding bit looks right, in that I think it was angled toward me.
It's weird to see the people taking huge cuts at it. We were using it in a very controlled fashion.
Trust me it's the same thing. My tennis pro showed it off last summer and said it would help us deploy topspin and also concentrate on the ball more. Said it was called the eye coach. His was also yellow and black, the exact way you described it.