A newly developed, softer high-performance and versatile polyester string designed to offer more comfort while still generating immense power, intense spin and bite. Tour Bite Soft takes advantage of a newly developed softening chemical composition with the high-powered polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Specs: Composition: Co-Polyester Gauge: 16Lg/(1.25mm) Length: 656 Feet/200 Meters Type: Monofilament Polyester