Berkley x9 Braided Fishing Line - Berkley x9 Braid is a conventional braid using 100% PE fibers. 8-stranded braids are popular and Berkley x9 takes it to another level by adding an additional strand making x9 strong, reliable, and built to be smooth and cast effortlessly and far. Designed for optimal strength and casting distance; Smooth for long and quiet casts;