Cobra Men's ZL Encore Red Driver Advanced Multi-material Construction features a carbon fiber crown and sole with a 5% larger titanium body and face, along with a swing weight screw, provide optimal CG and improved MOI E9 Face Technology with Dual Roll has an elliptical face featuring a new canted bulge with dual roll design providing more distance to shots hit above and below the centerline Adjustable Flight Technology: Three simple face-angle settings (Open, Neutral and Closed) optimize ball flight for increased distance and improved accuracy