DARKSPEED Irons Unlock your distance potential with an all new hollow construction that creates our longest and most robust iron design yet. FEATURES & TECHNOLOGIES POWERFUL BALL SPEED AND DISTANCE A larger PWRSHELL insert and a refined PWR-BRIDGE weight create a more unsupported face for extreme flexibility and speed. TUNED ACOUSTICS AND FEEL The hollow cavity is filled with soft foam microspheres to deliver exceptional sound and feel. EXTREME ACCURACY An A.I. designed H.O.T. Face delivers more