Ben sayers m15 package set steel graphite stand bag the complete m15 package set consists of a 460cc oversized titanium matrix driver with matching oversized titanium matrix 3 and 5 woods all featuring tactical flight channels and an aerodynamic crown design to promote a lower cg and the perfect launch angle for increased distance accuracy and maximum forgiveness this cutting edge hybrid replaces the longer harder to hit traditional irons incorporating an offset hosel to eliminate slice