Made of Liquidmetal Gold, this Rawlings Rush™ Gold Adult Baseball bat boasts twice the strength of titanium. The RPM™ Composite Dynamic Flex Handle is 50% stiffer than prior models while still providing significant whip action during the swing.Liquidmetal Gold Barrel Technology-15% more Liquidmetal, Precision balanced for great bat speed, Dynamic Flex handle which is 50% stiffer than prior models, New low rider profile end plug designed to withstand direct impact up to 105 MPH Liquidmetal Gold, 2 5/8” barrel with RPM Composite handle, BESR certified, -3 ratio, Multi-Piece construction.