Introducing the Mizuno CRBN X Fastpitch Softball Bat - our first-ever one-piece Detonator Cor™ design, redefining peak performance on the field.  It features a Black Onyx™ Carbon barrel and handle for exceptional feel and durability. Experience the groundbreaking Paired Barrel Detonator COR™ for a powerful impact sound and unmatched feel. Elevate your game with the unmatched performance and innovation of the New Mizuno CRBN X. Detonator Cor™: Mizuno's patented design creates low barrel compression for great performance, while improving impact sound. Double Wall: Gives you higher peak performance right out of the wrapper with a larger sweet spot for more power and forgiveness. Cylinder Seaming: Allows for consistent performance and durability across the barrel. One-Piece Construction: For maximum mobility and comfort. Balanced Swing Weight: Balanced swing weight for better bat control and swing speed. Speed-Helix Grip: Designed to provide comfort and durability. ASA Approved : Approved for ASA play. ISA Approved: Approved for ISA play. WBSC/ISF Approved: Approved for WBSC or ISF play. NSA Approved: Approved for NSA play. USSSA Approved: Approved for USSSA play. One Year Warranty: Warranted from defects in materials and workmanship for a period of one year from the date of purchase. Black Onyx Carbon™: Increased durability with a shorter break-in period.