The left-hand portion of the grip is designed to provide a superior feeling of connection by increasing the curve angle to the maximum allowed by the rules of golf. Constructed with a multi-layer elastomer compound core with a precision feedback carbon weave surface which is slightly less tapered from the hand to the tip to achieve a consistently steady and stable stroke.”Both the NO1 P90 and NO1 P60 share a unique “carbon weave surface.” It not only looks cool, it gives your hands some sensation beyond the normal smooth rubber grip”Plugged in Golf Review 2/3/23