Tecnifibre 305 18/1.10 Squash String Reel (Green) StringType_Extra_Spin - Shaped it is a fusion of

it is a fusion of Nanoscience and High-Intensity Multifilament Nylon

Xcel is perfect for players that want an arm-friendly string bed but also works in any combination of hybrid

Luxilon 4G is the string used by Stefanos Tsitsipas

Multifilament construction for gut-like performance with precise touch

Since Nadal's success with this string

Tecnifibre 305 18/1.10 Squash String Reel (Green) StringType_Extra_Spin - Shaped it is a fusion ofTecnifibre's 305 uses Silicon Pyrogene Lubritec (SPL) which reduces stretching for better tension maintenance and also improves durability. This model has the highest concentration of Polyurethane (45%) for reduced shock during ball impact. Micro composite fibers provide a softer feel with extra power. Gauge: 18 Diameter: 1. 10 mm Composition: Multifilament. Polyurethane Shape: Round Smooth Colour: Green Length: 660 ft. 200 m. Made in France