This Avenge Pro -5 Baseball Bat is the highest performing bat we've ever made - comes with new NTS USSSA 1.15 BPF Certification Stamp2-piece, Charged Carbon-Plus construction features a Tri-Flex Blastwall Barrel engineered for speed and powerNew Shock Suspension technology intercepts vibration at the connection point, before it reaches your hands, paired with Endogrid technology built into the Axe Handle to absorb bottom-hand vibration, lets you swing with more confidence and comfortHyperWhip End Cap features a sleek, lightweight profile for a faster, more efficient swingNew, second-generation Axe Handle for speed and control is ideal for all swing types. Oval bottom and full-length back side create a natural, seamless connection through your palm for tracking pitches, staying on-plane longer, and swinging faster