Easton BSS1 Stealth Speed 75 Baseball Bat BESR Certified  2 5/8" diameter barrel and 3 length-to-weight ratio Thin 31/32" tapered handle with Pro-Tack cushioned grip Exclusive 400 day warranty! ERROR 29 Massive High Performance Hitting Area  made possible by patented IMX, Integrated Matrix Technology  optimizing composite design, materials and process for maximum performance