ISOMETRIC
Enlarged Sweet Spot
ISOMETRICTM technology continues to help the world's greatest players achieve global success. Developed over 30 years ago, the ISOMETRIC design increases the sweet spot by 7%*. Compared to a conventional round frame, a square-shaped ISOMETRIC racquet generates a larger sweet spot by optimizing the intersection of the main and cross strings. ISOMETRICTM delivers greater control without sacrificing power. ISOMETRIC is a Trademark of Yonex CO., LTD.
*Tested by Yonex
More About The Muscle Power 8S:
Frame: Graphite
Flex: Hi-Flex
Shaft Composition: Graphite
Weight Grip Size: 5U (Ave.78g) G5
Length: 10mm Longer
Colour: Black With Pink
Stringing Advice: 5U: 20 - 27 lbs
This racquet comes strung