Yonex BG66 Ultimax Tecnifibre The high-intensity nylon core gives

The high-intensity nylon core gives greater durability than normal nylon while a high-polymer nylon outer provides sharp feeling and high repulsion - exceptional all-round performance from an extra-fine string

Together these offer great strength and elasticity

Type: Polyester (Monofilament)

Check out the IFEEL 68 string

For players of all swing speeds looking for a highly-responsive string with added speed

Yonex BG66 Ultimax Tecnifibre The high-intensity nylon core givesAbout this String Colour: Orange White Yellow The BG66UM has a 0. 65mm thin gauge and the perfect balance of maximum speed, control, and durability, making it the best choice for the world's top players. Stringing Service This product is a racket restringing service. The service includes string and labour costs, and you can add additional services (re grips, stencil etc.) when adding this item to your cart. We've made it really easy once you have