Easton STEALTH SPEED-10 Fastpitch Softball Bat Evenly balanced -10 drop, 31-inch, 21-ounce composite fastpitch softball bat Thin 29/32-inch handle with Easton's Focused Flex handle technology for increased power 2-piece ConneXion (CXN) technology and patented Integrated Matrix Technology (IMX) composite technology for increased bat speed Meets all ASA, USSSA, NSA, ISA, ISF and SSUSA 2009 Bat Performance Standards Designed for 98 mile per hour swing speeds; 400-day manufacturer's warranty