Gamma Pro Tour. Just as good as Dunlop GP's if not better. Have yet to try Slazengers but will after reading this thread.
All you people who said Wilson Pro Opens are crazy. The balls don't last more than a set. And that's if you're lucky.
"The true warrior enters the arena with all his powers at the ready." - Akuma
USPTA Certified, BLX PS90 (Matches) & PS6.0 85 (Training)