THE GEL-CHALLENGERTM 15 tennis shoe provides the stability you need to maintain focus on controlling the point. Your feet stay firmly planted on the shoe's platform thanks to its supportive top. When you're falling back to track down deep lob shots or making volleys, it produces a reinforced sense. The sidewall has DYNAWINGTM technology installed to increase stability when moving side to side. You may step into your shot and stroke the ball more quickly thanks to this feature's strong support. Additionally, the outsole has a split heel structure to improve your stability on sudden landings.