Tecnifibre ThermoCore 4S 17g Tennis 12M String Set

Tecnifibre BlackCode 4S is a high density polyester string. Offering maximum spin, tension maintenance and Thermocore Technology, which is a unique, high temperature pre stretch of the matrix during the production process.

Designed for big hitters who want a durable, low-powered co-poly with plenty of spin potential and impressive tension maintenance. It features a square shape with four spin-friendly edges. 

12 meters cut length string set from fresh reel. Does not include retail packaging.