Solinco Hyper G 16 - the unmistakable color and performance makes the Hyper G stand out form the crowd. Solinco has created another winner with the Hyper G model. Exceptional spin, feel and tension maintenance makes this box shaped co-poly play to perfection. Geared to advanced players who don't mind a stiffer / under powered string. - Corporate write-up below - A newly developed, high-performance and versatile co-polyester string designed to offer playability and control while generating extreme power and intense spin and bite. Utilizes a newly developed chemical formula in combination with the high-powered polyester filament fiber designed and shaped to generate maximum power and control while amplifying the spin and bite intensity of the ball.