Tecnifibre X-ONE Biphase Tennis String Set
Tecnifibre X-ONE Biphase Tennis String is Tecnifibre's premium string.  It is designed to give ultimate power and feel for optimum playability and durability.   It gives an extended string life of 20% and delivers increased spin.  X-ONE Biphase joins H2C and NRG micro filaments to give it's powerful and dynamic response.  Used by Roland Garros.   Color-Red.   Sizes-16g and 17g.   39'