This Gamma Pro RX is what i was using that i really liked about shock absorption but hated the fact that it kept on shrinking as i used it and squeezed it. Wonder if it is similar to Wilson comfort grip. It also saids foam packing.
Babolat Pure drive 2012, 55 lbs, Kirschbaum Proline X / X-1 biphase. Nalbandian backhand and Nadal forehand.