B21-HOT METAL - Big Barrel Youth USSSA Baseball Bat (-8) Size (Inches):31 Thanks to the innovative D3O

Thanks to the innovative D3O Lite and its length adjustment feature

Superfeet CARBON Pro Hockey is a genuine game changer

creating an even bigger sweet spot

Made with the perfect blend of natural oils and conditioners

ADAPTIV Skin sternum

B21-HOT METAL - Big Barrel Youth USSSA Baseball Bat (-8) Size (Inches):31 Thanks to the innovative D3OAn incredibly hot one piece bat, B21 HOT METAL combines Mizunos powerful HotMetal single wall aluminum alloy with innovative CorTech technology, which adjusts wall thickness across the barrel to create a high performance bat with an aggressive sweet spot. Engineered details like an Optimized End Cap create a booming sound, while also increasing the size of the sweet spot to give you the ultimate one piece bat.