Dunlop Viper Dry Replacement Tennis Grip is inspired by the deadly sand viper. The Viper Dry grip has an incredible ability to absorb moisture through perforations on the surface to create and ultra dry feel in all conditions. Stay calm and collected and keep your grip relaxed with the Dunlop ViperDry Overgrip. Enhanced control, precision and comfort give you the edge to the game that will push you to the top.