The Easton Z-Core Baseball Bat is a 33-inch, 30 oz. bat with a 2 5/8 inch barrel diameter, making it suitable for adult and high school players. It is certified by USA Baseball (USAB) and features a balanced swing weight for optimal performance on the field. The bat is made of durable metal alloy material and comes in a sleek white color. With a standard knob and high performance capabilities, the Easton Z-Core XL is a reliable choice for baseball players looking to enhance their game.