What in the World is Zyex®, Anyway? A Quick Look at the History of Zyex® with Inventor, Bruce McIntosh Ashaway's Zyex®- Based Tennis Strings: the New "Manmade Natural Gut" A Quick Look at Polyester Monofilament Strings Polyester, Polyketone and the Dynamics of Spin When It Comes To String Tension, Consistency Is The Name Of The Game Why Zyex® Now: An Interview with Steve Crandall Player Reviews of Ashaway MonoGut® ZX Tennis String
