Tennis racquet strings
Tennis racquet strings make the difference on court: they change feel, control and comfort more than you'd think. String Project makes Arm Friendly® monofilament and multifilament strings, all laboratory-tested.
From control to spin, from power to comfort: here you'll find the right string for your racquet and playing style.
Our racquet strings
Eight models for every need. All Arm Friendly®, all laboratory-tested.
String Project Keen
A concentrate of technology, solid and responsive.
Discover Keen
String Project Hexa Pro
Designed to support the most complex spin.
Discover Hexa Pro
String Project Sirius
An unbeatable experience and top-level performance.
Discover Sirius
String Project Armour Soft
Modern and technological, designed for high performance.
Discover Armour Soft
String Project Magic
The comfort of a multi with the performance of a mono.
Discover Magic
Ready to improve your game?
Choose the string that suits your style and feel the difference. Free shipping from €50.