The Easton(R) Diamond Gem bat collection includes the Topaz, which is crafted from ALX50(TM) Alloy for extended durability and balanced performance. The light swing weight and large sweet spot create power, while an ultra-thin All-Sports grip helps you keep all that power under control. If you're ready to dominate the diamond, you're ready to take your swings with Diamond Gem collection. FEATURES: ALX50 TM Alloy Construction for extended durability Ultra-thin 29/32" handle with All-Sports Grip and concave end cap Certification: USA, USSSA (FASTPITCH ONLY), NSA, ISA, WBSC