THE ULTIMATE HITTING MACHINE: MASH(TM) Composite Barrel : Features an optimized dual-wall design to immediately and consistently maximize performance VTX(TM) Connection System : Allows for independent movement between the barrel and handle for unparalleled feel and pop All New F2X(TM) Performance End Cap : Maximizes the barrel profile, overall control and swing speed Premium LS Pro Comfort Grip(TM) : Provides increased tack and cushion for better feel and more control NOTICE : Baseball/Softball Bats are only eligible for return if they have not been used.