Sonic Pro

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.

Facts

• Length: 12 m / 40 ft
• Gauge: 1.25 mm / 17 g, 1.30 mm / 16 g
• Colors: white, black