Wilson Pro Staff 11 Piece Set (Mens Right Hand, Graphite Shaft Woods/Hybrid, True Temper Steel Irons) Maximum headsize and large swept back foot print raises the club's MOI for greater accuracy True game improvenment technology revolution in hybrids that are much easier to hit than long irons. Extreme undercut cavity achieves a deep center-of-gravity to launch the ball straight down the fairway Woods and hybrids feature graphite shafts with reinforced stability tip Soft and durable all weather grips provide great feedback and improved feel Irons feature True Temper steels shafts, the industry standard Precision 431 stainless steel heads with easy alignment topline and sole Wood style hybrids align easily to target and perform well in a wide variety of lies and course conditions