PURE POWER The Nike Vapor Speed Irons feature steel shafts with a lightweight, tip-responsive design to promote increased ball speed and a higher ball flight. Longer, Higher Shots Each club is low and deep weighted for a high-flying, far-reaching trajectory. Maximum Ball Speed Modern Muscle geometry balances the CG in the center of the face, and ultra-fast Spring Steel faces with NexCOR and lightweight, high-launch shafts amplify ball speed to the highest level. Versatility FlyBeam reinforced hollow cavity long irons (4, 5, 6, 7) maximize energy return and off-center stability, while RZN cavity short irons (8, 9, P, A) combine stability with refined feedback. More Benefits X3X groove technology features grooves that are close together and deeper on the clubface for maximum spin and ball flight True Temper Dynalite 105 steel shaft tailored to the specific playing characteristics of each iron Moderate sole widths with a beveled leading edge for forgiving soled/turf interaction Golf Pride Tour Wrap 2G grip for enhanced tackiness and a soft feel Product Details 8-piece set: #4-iron through approach wedge