Easton Baseball Bat Dino 28/18 Minus 10 Length to Weight Ratio. Evenly Balanced Bottle Bat for Maximum Swing speed. 2 1/4" Barrell Diameter. Fully Aluminum Alloy, Ultra Thin Tapered Handle with Cushioned Grip. APPROVED for play in Little League, Babe Ruth Baseball, Dixie Youth Baseball, and Pony Baseball AABC.