Achieve the ultimate combination of spin and power with the Wilson Shift 99 V1 Tennis Racket. Ideal for intermediate to advanced, all-around players, the Shift 99 has an innovative string pattern and bending profile built to be stable, yet laterally flexible for controllable power and devastating spin. A first of its kind, the Shift V1 collection was built and refined via player feedback from all over the world. Add in the plant-based materials used throughout the end cap and bumper, this racket will bring your game to the next level. Revolutionary performance racket with modern bending technology to generate heavy spin with unmatched comfort. Details: Unstrung Racquet Shift Benefit: Modern Spin and Comfort 18x20 String Pattern: Dense string pattern enhances feel and enhances spin potential via lateral bending Composition: Innovative geometry allows racket to bend in a way that generates ultimate comfort and keep more balls in the court Reduced Environmental Footprint: End-cap, bumper composed of Agiplast, plant-based materials Finalized Product: Built and refined using feedback from players worldwide Design: Artic-prism design produces a clean, modern look that compliments its revolutionary technologies Specifics: Cross Section - 20.6 FB Head Size - 99 sq in String Pattern - 18x20 Unstrung Balance - 32 cm Strung Weight - 316 g Unstrung Weight - 300 g Length - 27 in / 68.6 cm Series - Shift|Shift v1 Performance Racket