Head Sonic Pro

Unlike traditional, rigid polyester strings that can feel harsh on the arm, the Sonic Pro uses a soft molecular construction. This gives it a more forgiving, responsive feel while still maintaining the control and durability that polyester players expect.

Yes, the monofilament design and material composition offer excellent spin potential. While it isn't a shaped or textured string, its slick surface allows the main strings to snap back effectively upon impact, helping you generate reliable topspin.

While no polyester string is as soft as a multifilament, the Sonic Pro is one of the more arm-friendly options in the polyester category. If you are transitioning from a stiff poly to something more comfortable, this is a great middle-ground choice.

Sonic Pro is known for having above-average tension maintenance for a polyester string. You will find that it stays playable for longer than many other monofilaments, meaning your racquet feel won't drop off as quickly after stringing.

The 16g (1.3mm) gauge is the standard thickness, offering the best balance between durability and playability. If you break strings frequently, this gauge provides the longevity you need without feeling overly dead or boardy.

Absolutely. It is designed to offer a surprising amount of pop for a monofilament. It provides enough energy return to help you hit through the court, but it still offers the precision required to keep your aggressive shots inside the lines.