Manufacturer"s DescriptionThe Karakal PU Super Grip was introduced over 24 years ago, and now has an improved Nano PU surface. It is the World"s No.1 PU Grip for all racket sport players. Product DescriptionIntroduced over twenty years ago, the Karakal PU Super replacement grip remains the No.1 PU Super Grip for all racket sport players. The formula has been updated to have a thicker, tackier, smoother surface. It features the new Nano-Tech Smart technology - "nano" sized ceramic particles have been added at a molecular level to greatly improve durability, gripping power and comfort.