Gamma Sapphire - Single SetGAMMA Sapphire 17 is a co polyester string which is eco friendly and 100% biodegradable. Offering the ultimate in spin to empower big hitters, combined with maximum control to achieve high levels of acceleration. Sapphire is a great string choice for intermediate and advanced players who have long, fast strokes. The unique low powered response will allow effortless cuts of the ball to add pace and spin. A comfortably firm and responsive feel from an

meticulously crafted to synchronize perfectly with your game

control and spin ability

with integrated underpants and breathable materials

Head Hawk Touch brings power under control thanks to its polyester construction

Its unique 4-edge design empowers players to generate significant spin

A very durable string which can hold tension very well

Solinco Revolution tennis strings redefine power and comfort on the court

your essential companion on the court

RIP Control is a composite string

control and precision

The oval conception gives the string extra control and spin

Composed of a Du Pont High Modulus multifilament core and enhanced performance resin for added durability