IRIS SOKO "Grip Sensei" Golf Grip Training Aid A square model grip with a weight balance built into the tip of the grip, allowing you to feel the weight of the club head. The semi-elliptical flap and color seal at the tip of the grip allow you to check the club face direction during the swing and the rotation of the arms at impact. Item: Swing training equipment M size I am selling it because I no longer use it!