Easton Aluminum Multi-Wall ASA/USSSA Slow Pitch Softball Bat 12-Inch end-loaded barrel for maximum power Multi-wall design - THT100 Scandium alloy shell with IMX inner core 29/32-Inch handle with tacky ultra-thin gauze grip Certification: 2013 ASA, USSSA, NSA, ISA, SSUSA, ISF 1 YEAR WARRANTY