Polyesters. This is the ultimate string for durability. yet it delivers superb power. control and comfort. If you have a fast swing speed and hit the ball hard. then this is your string.
German technology refined this already popular tournament polyester string and made it very soft with poly-poly ether material and aluminum fibers. This exotic material makes the string more playable while retaining its durability. A softer string. such as this. is less likely to cause the dreaded tennis elbow.
Big Hitter is a superbly engineered string that holds tension better and lasts longer than standard polyester stings.