Xalt is an entirely new addition to Babolat’s Xcf family of multifilament strings. It’s composed of special polyamide filaments combined with glass beads, which is all covered by a silicone wrapping.

Head expands its multifilament lineup with a power version of its popular Velocity MLT string. Compared to the standard model, the filaments in the outer wrap are thinner and more plentiful. This ...

Forbes contributors publish independent expert analyses and insights. Tim Newcomb covers tennis gear/business, stadiums and shoe tech. So much is made about the technology of tennis rackets. But don't ...