ECLIPSION 4 from Yonex is an excellent combination of technological innovations, comfort, and performance, which translates into outstanding footwork on the court. FEATHER BOUNCE FOAM is an innovative, lightweight cushioning material that revolutionizes the way athletes move on the court. Its main goal is to provide unparalleled rebound with every step, allowing players to achieve greater movement dynamics. TOE ASSIST SHAP is a specially designed system that provides support not only for the big toe but also for the midfoot and heel. A perfect fit for athletes who dont want to worry about their foot slipping during intense play. The insole made of flexible resin offers not only an additional 25% cushioning but also up to 12% more rebound compared to traditional solutions. The subtle graphite POWER CUSHION+ insole placed under the middle part of the sole adds stability while reducing the weight of the shoe.