Possibly the best value in a softer playing synthetic gut. Solid core, surrounded by multifilament wraps.

Superior feel, maximum power and control, and ultimate playability for exceptional all around performance. Features enhanced topspin and less shock.

Ultimate feel, maximum power and control, and ultimate playability for exceptional all around performance. Features enhanced topspin and less shock.

Ultra playable with low impact- Livelier longer play with less shock. Designed for superior power, feel, and control with superior durability.

Ultra playable with low impact- Livelier longer play with less shock. Designed for superior power, feel, and control with added durability.

Multifilament center core with co-polymer braided mulitfilament wraps. Slightly textured Carbon Co-polymer coating.

Multifilament center core with co-polymer braided mulitfilament wraps. Slightly textured Carbon Co-polymer coating.

All Purpose. Spring-loaded powerfoil releases explosive energy on impact for greater power while providing a greater wear barrier for increased durability.

Spring-loaded powerfoil releases explosive energy on impact for greater power while providing a greater wear barrier for increased durability.

CLASSIC SERIES. Monofilament Core Construction for increased durability ad exceptional control. The world's most popular synthetic gut. Durability Rating- 8.0.

Classic Series. Monofilament Core Construction for increased durability ad exceptional control. The world's most popular synthetic gut.

Multifilament Synthetics. The NRG2 is designed for powerful performance, extra feel and powerful prerformance to keep you up to speed with todays game.
Used by Mike and Bob Bryan.

Multifilament Synthetics. The NRG2 is designed for powerful performance, extra feel and powerful prerformance to keep you up to speed with todays game.
Used by Mike and Bob Bryan.

Multifilament Synthetics. The NRG2 is designed for powerful performance, extra feel and powerful prerformance to keep you up to speed with todays game.
Used by Mike and Bob Bryan.

Filaments H²C (High Heat Capacity), multifilaments, immersed polyurethane, biphasic treatment an NRG² fibers.
Exceptional feel.

Filaments H²C (High Heat Capacity), multifilaments, immersed polyurethane, biphasic treatment an NRG² fibers.
Exceptional feel.

Filaments H²C (High Heat Capacity), multifilaments, immersed polyurethane, biphasic treatment an NRG² fibers.
Exceptional feel.