Luxilon 4G Rough 125 17G Tennis String Reel Gold sts This prevents the ball from

This prevents the ball from warping out of round over time

it is designed to closely mimic the performance and aesthetics of natural gut while offering the consistency and durability of a high-end synthetic

Outsole: Ever-Grind high-abrasion rubber

durable co-polyester monofilament designed for high-level players who hit a "heavy" ball and require absolute maximum control and durability

the 17G offers a more balanced performance profile that provides the plushness of the Mach-10 series with a bit more durability and directional control

Luxilon 4G Rough 125 17G Tennis String Reel Gold sts This prevents the ball fromThe Luxilon 4G Rough 125 is the textured version of the legendary 4G string, famously used by top professionals like Serena Williams and Stefanos Tsitsipas. While the standard 4G is known for its maximum tension maintenance, the Rough version adds a dented surface to increase flexibility and ball "bite." Performance Profile Unmatched Tension Maintenance: Like the original 4G, the 4G Rough is engineered at a molecular level to resist tension loss. It