Yonex Percept 100 Green GRIP SIZE:1 - 4 1/8 this is an excellent string

this is an excellent string for players looking for a comfortable poly offering a severe punch

making it great for early intermediates looking to play aggressive tennis

Most polyester strings today have one major flaw: they have no feel

providing you with a slightly more flexible feel than other Luxilon monofilaments

Genesis Hexonic is a great value

Yonex Percept 100 Green GRIP SIZE:1 - 4 1/8 this is an excellent stringFor intermediate to advanced players looking for a flexible racquet with precision and feel. 7% LARGER SWEET SPOT 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. ISOMETRIC technology delivers greater control without sacrificing power.