Isospeed BlackFire String

Reduced -40%
ISOSPEED Black Fire S 17 String (1.25)

ISOSPEED Black Fire S 17 String (1.25) offers precision and power with advanced materials, optimal for control and spin. Its 17-gauge thickness ensures responsiveness and durability, perfect for competitive play. The sleek black design adds style to your racket.

ISOSPEED Black Fire 1.20/18 String Reel

This thin co-polyester string has huge spin potential and exceptional control. It also has above average comfort for a poly-based monofilament. 

Sale -9%
ISOSPEED Black Fire 17 String (1.25)
A firm, low powered polyester with exceptional control and surprising comfort. Best suited to big hitters in search of maximum precision.
Best Seller
ISOSPEED Black Fire 1.25/17 String Reel - 200m
A firm, low powered polyester with exceptional control and surprising comfort. Best suited to big hitters in search of maximum precision.
Back to Top