JumboMax Grips promote relaxed grip pressure for faster clubhead speed and incredible accuracy. These USGA-conforming grips are designed to fit your hands better for superior surface contact and more solid ball striking. The larger diameter of JumboMax Grips creates maximum surface contact for a secure and comfortable feel. This in turn lets you relax your grip on the club for a more fluid and powerful swing. Not all jumbo grips are created equally.