Solinco Hyper-G Round 18 Tennis String 1 Set – Power, Precision and Feel The Solinco Hyper-G Round 18 Tennis String features a smooth co-polyester construction designed to improve court penetration, power and directional control. Its low-friction surface promotes efficient string movement and snapback while helping reduce frictional wear. The thin 18-gauge construction provides excellent feel and responsiveness. Hyper-G Round also performs well as a cross string in hybrid combinations with shaped polyester, multifilament, synthetic gut or natural gut strings. Explore more Solinco tennis strings. Length: 40 ft / 12.2 m Gauge: 18 / 1.15 mm Material: Co-polyester monofilament Shape: Round Color: Hyper Green Manufacturer Item #: 1920549 Ole Tennis Recommendation Recommended for players who want enhanced feel, easy depth and precise directional control. Its smooth, thin construction makes it an excellent cross string for players building a spin-friendly hybrid setup. Frequent string breakers should consider Hyper-G Round 16L or 17 for greater durability. MAP Price: $13.99