XXIO Prime 13 HybridsXXIO Prime 13 Hybrids Meticulously designed and purpose built for discerning seasoned golfers with moderate swing speeds, the all new, ultralightweight XXIO Prime Hybrids are stunners both in play and in the bag. Bringing together next level ball speed technologies, proven aerodynamics principles, and exotic materials, XXIO Prime improves distance and straight ball flight while neutralizing swing fatigue caused by heavier Woods. BIFLEX FACE New BiFlex