The Easton(R) Havoc(TM) -10 is a one-piece design constructed ALX50 TM Alloy. The -10 design provides a lighter swing weight, providing more speed behind the ball at contact. It features a concave end cap and a cushioned Flex(TM) grip, providing additional comfort. It is approved for play in leagues and associations that follow the USA Baseball standard. FEATURES: Lightweight and durable ALX50 TM Alloy Construction Cushioned 2.2mm Flex Grip provides comfort in hands Concave end cap Certification: USA Baseball