The giro empire vr90 mtb shoe is one of the lightest options available on dirt and sets the standard in high performance off road shoes highlights include a lightweight laced one piece upper for unrivaled comfort an eastonreg ec90tradefull carbon outsole and molded vibram rubber tread for relentless grip the upper is made of our breathable evofibertradesynthetic upper by teijinreg for superb fit and support that wonrsquot stretch out with wear or weather our adjustable superna