Wilson Pi7 irons. The new Pi7 irons are Tour Proven Cavity-Back Blades and were developed in conjunction with Wilson Staff Tour players, earning a professional victory while still in its prototype phase. It's a classically shaped iron with great playability in the most demanding conditions.
The Pi7 blade features a compact head design and thinner top line. It incorporates a constant offset that appeals to the discerning eye of the better player. A unique perimeter weighted cavity delivers maximum forgiveness in a tour-preferred head size.
Heel / toe weighting delivers high MOI Small, compact head provides clean set up and hides perimeter-weighted cavity
Wider sole and slightly larger head on long irons improves playability
Elastomeric paint in cavity reduces vibration by a third.