Check the listing for details. HEAD LYNX Tour 17/1.25 mm Tennis String Set - Black. Condition: New. Listed at 13.00 USD. Head updates their polyester offerings with the new Lynx Tour Tennis String. While the other strings in the Lynx family play a little bit more muted and powerful for a polyester, Lynx Tour is more about spin and control. The string has a subtle, six-sided profile to help players create more spin, and HEAD created a new co-polymer mixture to up the comfort factor. String Lynx Tour in the mains and crosses to up control and spin potential. The string also works well in a hybrid with a softer multifilament like HEAD Velocity or Reflex. Our playtesters noted that Lynx Tour had excellent control, even when strung at a lower tension.. Construction: Co-polyester mono-filament (6 sided) Color: Black Gauge: 16 G / 1.30 mm ' 17 G / 1.25 mm Length: 40 ft / 12 m