DeMarini Rayzr Slowpitch Softball Bat MIL.SPEC.STL Single Wall Barrel is a new grade of steel that provides a stronger and more powerful single wall barrel C6 Composite Handle-wider composite weave maximizes handle performance with optimum flex N2M End Cap is scientifically tuned to absorb vibration while maximizing power Positack 2 Grip 12 Month Limited Warranty, ASA, USSSA, NSA, ISF, ISA Approved