This premium solid core string is unique to the US marketplace. Features an elastic solid core wrapped by multifibers for added softness, playabilty and power. A solid performance string that also makes a terrific cross string for use with poly hybrids.

Construction: German engineered string consisting of an elastic solid core with a multi wrap for added power. Think of it as a "tweener" in the world of tennis strings.

Advantage: Durability of a solid core string combined with the power and softness of a multi.

Gauges: 16L (1.28mm), & 16 (1.33mm)
Length: 40
Color: White Spiral

Why we carry this string: It is a premium solid core performance string available at a reasonable cost.

Guts and Glory Tennis is very pleased to be the first official US distributor for Ultra Power SF. Give it a try and experience the quality for yourself.