Key Features of the Callaway MAVRIK Irons: New Artificial Intelligence designed face construction works with the size, shape and CG location to promote optimum speed and spin 360 Face Cup Technology increases ball speed with greater efficiency on center hits, and further minimizes distance loss on off-center hits Custom tungsten-infused weights located in the core increase MOI, making it easier to control shots with easy launch and long carry Patented urethane microspheres absorb unwanted vibration for increased feel and optimizes COR for maximum ball speed Long irons feature an exceptionally low and far back CG to make them easier to launch high and long Middle irons have exceptionally low and mid/back CG to promote easy launch and added control Short irons have a low and mid CG for performance on lower, higher spinning shots at the pin Experience distance in every face when you play the Callaway MAVRIK Irons. Designed for a wide range of players, the irons promote optimized launch and trajectory while endorsing player preferred trajectories, spin rates and land angles. The Artificial Intelligence (A.I.) designed face construction combined with 360 Face Cup Technology promotes a combination of easy launch and long carry. Patented urethane microspheres are strategically placed in the clubhead to create incredible feel and consistent distance. Design Details: Designed for a wide range of players looking to optimize launch and trajectory while promoting ideal trajectories, spin rates and land angles Remarkable new technologies allows for smarter and extensive performance improvements in the face and clubhead True Temper Elevate shafts feature an ultra-lightweight construction for optimal trajectory while reducing spin rate Grip: Golf Pride Tour Velvet 360 Soft Steel 50g Grip Game-improvement iron: Medium-sized clubheads with lots of forgiving features while featuring a fairly classic profile at address