The Marucci Cat 8 MJBBC8 USSSA Junior Big Barrel Baseball Bat is a high-performance, durable and lightweight bat designed for youth players. With a barrel diameter of 2 3/4 inches, a length of 26 inches and a weight of 16 oz, it features a vibration canceling system and a balanced swing weight. The bat is made of metal alloy and comes in white color. It is part of the CAT8 series and is approved for use in USSSA association games.