The S2 wedge incorporates a notched cavity into a scoring wedge. Finally, a wedge that does both with out compromise. Still versatile around the green the S2 is also more forgiving on full shots. Precision milled grooves are USGA 5(c) legal but produce as much or more spin than the tradition series wedges. Slightly larger, comparable in size to what other brands like Cleveland are doing with their wedges. Carbon steel provides a soft touch and feel around the green. A nice addition to the modern set when you are really ready to lower your score. Please note: as with any carbon steel wedge, the S2 will oxidize if stored wet.