No The Easton Mako Baseball Composite Bat SL15MK10B is a 31" bat with a 21 oz weight, designed for intermediate level youth players. Made with Thermo Composite and Carbon Composite materials, this 2-piece bat features a 2 3/4 inch barrel diameter and a balanced swing weight for optimal performance on the field. The multicolor design and Easton branding make this bat a stylish and reliable choice for playing in the USSSA Baseball league.