Elevate your game with the Tecnifibre X-One Biphase 16 tennis string reel. Spanning an impressive 660 feet, this natural-colored string offers unparalleled playability and comfort. Its unique biphase construction enhances tension maintenance and provides a soft feel, making it perfect for players seeking power and control. The 16-gauge thickness strikes a balance between durability and responsiveness, ensuring you can hit with confidence. Whether you're a competitive player or a weekend warrior, this string will help you achieve your best performance on the court. Experience the difference with Tecnifibre!