Wilson's Duo Power pairs NXT Power (16/1.30) with the ALU Power (17/1.25) for ultimate power. The soft, explosive nature of the NXT complements the top-notch blend of power, spin and durability of the ALU Power. The ALU Power strings used in this set contain a slightly thicker diameter, making them a more durable option than the thinner version. For ideal playability, reduce tension on ALU Power at least 10%. Either string can be installed in the mains for superior power and performance. Learn More

The string choice for Roger Federer, Champion's Choice Duo combines the power and feel of Wilson's Natural Gut (16/1.30) with the durability and spin of Luxilon's ALU Power Rough (17/1.25). Federer uses Natural Gut in the mains and ALU Power Rough in the crosses for a softer feel and superb playability. For better durability, use ALU Power Rough in the mains. Learn More

Tecnifibre is the leading brand in strings and offers a wide range of strings dedicated to all levels and requirements of players. For our new string, we wanted to capitalize on the most performing of our monofilaments: the Razor Code, which has already won 3 major chlems in the last 18 months. Thanks to the use of high modulus co-polyester, Tecnifibre offers players the opportunity to gain control. For the first time, Tecnifibre has added polyurethane additives to make the string more comfortable : The RAZOR SOFT string offers 2 main benefits : Precision for maximum performance Comfort to suit most people Main material : Co-polyester and PU additives - recommended tension between 22 and 25 kg - maximum tension: 32 kg For players looking for precision and comfort Highly recommended for rackets over 300g The larger the diameter, the stronger the string Recommended for heavy string breakers String made in France Learn More

A newly developed, softer high-performance and versatile polyester string designed to offer mroe control while still generating extreme power and intense spin and bite. Utilizes a newly developed softening chemical composition with the high-powered polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More

A newly developed, softer high-performance and versatile polyester string designed to offer mroe control while still generating extreme power and intense spin and bite. Utilizes a newly developed softening chemical composition with the high-powered polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More

A newly developed, softer high-performance and versatile polyester string designed to offer mroe control while still generating extreme power and intense spin and bite. Utilizes a newly developed softening chemical composition with the high-powered polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More

A newly developed, softer high-performance and versatile polyester string designed to offer mroe control while still generating extreme power and intense spin and bite. Utilizes a newly developed softening chemical composition with the high-powered polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More

A newly developed, high-performance and versatile co-polyester string designed to generate extreme power and intense spin and bite. Utilizes an innovative, high-powered co-polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More

A newly developed, high-performance and versatile co-polyester string designed to generate extreme power and intense spin and bite. Utilizes an innovative, high-powered co-polyester monofilament fiber designed and shaped to generate maximum power while amplifying the spin and bite intensity of the ball. Learn More