There's nothing quite like the feel of Wilson's NXT Power Multifilament String, in Natural Color. Wilson has developed a synthetic multifilament tennis racket string that plays awfully close to that of gut, but without the expensive price tag. It is packed with vibration and shock absorbing fibers, and helps to provided more pop on serves, volleys, and groundstrokes. Key String Features: Power: 9 out of 10; Playability: 8 out of 10; Durability: 3 out of 10; Spin Generation: 5 out of 10; Control: 8 out of 10; Arm Comfort: 9 out of 10