Tourna Quasi Gut Armor 17G Blue Spiral Tennis String

Quasi-Gut Armor is a Multifilament string that is designed to deliver maximum comfort, durability, touch, and feel. Constructed with thousands of tightly wound microfibers, each is impregnated and contained in a premium thermo-elastic polyurethane resin. With durable polyester wraps to reinforce the core for added durability. These tightly wound microfibers deliver a natural gut like feel and playability without the high cost of gut.

Length: 40ft. (12m)
Gauge: 17 (1.23mm)