Yonex Rexis Speed 130 / 16 Tennis String

A premium multifilament series focused on enhanced playability, REXIS string offers comfort and feel for players of all swing speeds. ·Exceptionally responsive and lively with added power from a sea + island structure ·For players of all swing speeds looking for a highly-responsive string with added speed   Product Description   Yonex Rexis Speed 130 Tennis String Color: White Material: Nylon, Polyester (Multifilament), FORTIMO™ Gauge: 16 (1.30 mm) Length: Set (12 m)  Made in Japan   PRODUCT TECHNOLOGY FORTIMO™ The FORTIMOTM polyurethane material combines flex, repulsion, and durability while maintaining a brilliant white color due to its non-yellowing properties. Plasma Bonding FRF Process & Plasma Bonding The REXIS string provides improved power, repulsion, and durability from the innovative FRF (Fusion of Resin Filament) production process. Upgraded at the molecular level for greater elasticity, the super-solid REXIS string structure is produced by filling the gaps of ordinary multifilament string with the new, more flexible material, FORTIMO™. FORTIMO™ is developed by Mitsui Chemicals, Inc.Resin is bonded to nylon filaments by plasma on a molecular level to improve repulsion and durability. FRP FRF Process & Plasma Bonding The REXIS string provides improved power, repulsion, and durability from the innovative FRF (Fusion of Resin Filament) production process. Upgraded at the molecular level for greater elasticity, the super-solid REXIS string structure is produced by filling the gaps of ordinary multifilament string with the new, more flexible material, FORTIMO™. FORTIMO™ is developed by Mitsui Chemicals, Inc.Resin is bonded to nylon filaments by plasma on a molecular level to improve repulsion and durability.