https://pressroom.prlog.org/mygripzbaseballs/ About 643 Sports Gear - A sports company launching new and innovative baseball products and a clothing line. https://www.prlog.org/10473373-643-sports-gear-throwing-out-their-1st-invention-gripz-gripz-baseballs-are-out-of-this-world.html A new baseball to teach any grip for pitching a baseball properly.Mon, 04 Jan 2010 02:54:26 GMT