Callaway X Hybrid The X Hybrids draft off the Callaway Golf X Series drivers and fairway woods and incorporate a Modified X-Soleā?¢ design for versatility and superior turf interaction. With the addition of proven Callaway Golf core technologies, the X Hybrid provides the ultimate in stainless steel hybrid performance with X Series styling and playability. Modified X-Sole design Provides hybrid versatility, cutting through the thick rough while sliding smoothly over tight fairways. It also lowers the leading edge to help get the ball airborne quickly and easily. Increased perimeter weighting with optimized CG The high Moment of Inertia (MOI) and strategic center of gravity placement generate greater stability and increased trajectory control. Patented Callaway Golf Technologies VFT Technology maximizes ball speed and perimeter weighting for more distance and forgiveness; S2H2® increases discretionary weight by removing it from the hosel and repositioning it in the perimeter of the clubhead; and Tru-Bore® provides improved feel and clubhead control. * The ultimate in stainless steel hybrid performance with X Seriesā?¢ styling and playability. * The Modified X-Sole design provides versatility from a variety of turf conditions and lowers the leading edge to help get the ball airborne. * The increased perimeter weighting raises the MOI and the optimized CG location improves trajectory control. * Proven VFT, S2H2 and Tru-Bore technologies combine to provide higher ball speed, stability, control and forgiveness.