Head Sonic Pro™ White Color Tennis String Reel
Your weekend games and weekly training sessions require a durable string. Try SONIC PRO. Made of unique co-polymer polyester in combination with a soft molecular construction, it provides great touch and a comfortable feel while giving you a lot of power for a monofilament string.

- Length: 200 m / 660 ft
- Guage: 1.25 mm / 17 g, 1.30 mm / 16 g