Mains: Gauge 16g/1.29mm
Mains are 100% polyester.

Crosses: 16g/1.33mm
Gut 2000 crosses are made of a special resin-filled multifilament core with a soft outerwrap.

Gut 2000 Poly is a great alternative to Aramid hybrids. Polyester main strings provide exceptional durability, Gut 2000 crosses offer great playability with comfort.