The thinnest available NXT Tour string. This new version of Wilson's original best-selling premium performance string, combines Crystalinity Xycro Micro fibers (38% more) with polyurethane resin and coating for optimal feel, comfort and playability. A good choice for player's suffering from tennis elbow. More playable (but less durable) than NXT Tour 17 gauge.

Composition: Multifilament Xycro Micro fibers bonded with polyurethane.
Gauge: 18 / 1.21mm
Length: 40 feet / 12.2m
Color: Natural