cool tennis tip...anyone tried it? [Archive] - MensTennisForums.com

cool tennis tip...anyone tried it?

klinsi
05-09-2007, 04:50 PM
Check out these clips. Has anyone tried it?

http://www.youtube.com/watch?v=Bc9CCrkjPOo
http://www.youtube.com/watch?v=smDVvDi3EMw
http://www.youtube.com/watch?v=QVQCiDSrNCg