The KING F7 irons from Cobra Golf utilize TECFLO construction to deliver a set that utilizes advanced construction technologies to optimize the performance characteristics of each iron. Multiple construction technologies flow together to create the ultimate progressive irons. Each club in the set is designed to perform differently - optimized for performance to help golfers hit more greens and hit it closer to the pin. This 7-piece set comes with 5-iron through pitching wedge and gap wedge. The 3-Iron, 4-Iron, and Sand Wedge are also available for an additional charge. Note that these are standard "variable length" clubs. These are NOT the "One Length" irons. Nearly endless customization is available. Shafts. Grips. You name it! Standard Cobra warranty applies.