The TaylorMade Rossa Corzina Putter is a half mallet with no hosel for face balanced head for any player with a straight putting stroke. The Anti-skid Groove System Insert (AGSI) reduces skid and bounce, promoting forwardspin. The + in the AGSI + refers to the 2 additional grooves, which brings the grooves 22% closer together, leading to a consistent, true roll. Buy the TaylorMade Rossa Corzina AGSI + Putter at 2nd Swing today and get a great deal when you trade in your current clubs!