The Mizuno HOT METAL is a highly impressive one-piece bat, featuring our potent HotMetal™ single-wall aluminum alloy and advanced CorTech™ technology, which modifies wall thickness throughout the barrel for a high-performance bat with an enhanced sweet spot. Designed with features like an Optimized End Cap, it produces a powerful sound and enlarges the sweet spot, offering you the ultimate one-piece bat. USSSA approved. Purchase yours from Sports Excellence today!