NIVIA RAY 2.0 Court Shoes On the court, you need a variety of skills to defeat your opponent; speed, agility, and tactic come from within, but stability, grip, and support come from your shoes. The RAY 2.0 is an indoor court shoe made for tennis and other fast-paced court sports. Upper-Seamless Air mesh , TPU upper designed with areas of support and stretch to help ensure a custom fit that adapts to every move. fit-Soft and stretchable tongue for a comfortable fit; construction for a snug fit; A moulded removable P.U(SPORTHO FOOT CUSHION) sock liner exists as an extra layer of plush, step-in comfort. The soft cushion NR EVA inner insole improves cushioning and comfort. The sole is rounded and has a herringbone structure. Ray 2.0 has a rigid midfoot shank that is attached with Phylon and Flexipro technology. Rubber outsole for midfoot support and stability, as well as extra freedom and flexibility in the forefoot; Phylon under the heel for superior impact cushioning; outsole provides the ultimate in high-wear durability. The midfoot TPU shank stretches out under the arch to increase stability It strengthens the middle section of the sole, preventing it from twisting.