Easton Yb11S2 Youth S2 13 Length to Weight Ratio Comp/Alum Bat Speed design for Low M.O.I. and faster swing speeds Patented two-piece ConneXion technology for optimized feel at impact while maximizing energy transfer THT100 scandium alloy barrel for greater durability and expanded sweet spots Ultra thin 29/32" CNT composite handle with performance diamond grip 2-1/4" diameter barrel, USSSA 1.15 BPF Certified