TaylorMade s SIM 2 Max Irons feature the all-new Cap Back design, incorporating high-strength stainless steel and lightweight polymers that maximize distance, forgiveness, and feel. A fast and forgiving face delivers added flexibility for more superior performance. A new ECHO Damping System is engineered with a soft polymer blend with various contact points over the face, creating a forged iron-like feel. Each iron face is designed with to optimize the position of the Inverted Cone Technology to reach the perfect level of forgiveness with minimal side spin to limit the effect of mis-hits.