Tecnifibre 4S 18/1.20 Tennis String Reel (Black) JOOLA The result is a string

The result is a string that combines a low-friction surface with maximum ball bite

Yonex BG 80 Power Badminton String (White) Specs:

Updated with the Yonex Rotational Generator System provides enhanced momentum for quicker consecutive shots and the synergy created from RGS enables continuous power during fast attacking play

Recommended String Tension: 45 - 65 lbs

Tecnifibre 4S 18/1.20 Tennis String Reel (Black) JOOLA The result is a stringTecnifibre 4S (formerly Black Code 4S) is a spin oriented and durable tennis string that lets you hit hard and generate your own power with big strokes. 4S has a square profile that bites into the ball really well for great spin, especially for players that have good technique to generate topspin. Impressive from right off the stringer to the point it breaks, Tecnifibre 4S tennis string is a great choice for players that want to generate spin and