Designed for the competitive player who wants an aggressive look and an ultra-lightweight feel. The Rush NGX offers advanced performance, fit and court feel. The Rush NGX features technologies to provide added acceleration and lightweight responsiveness, with exceptional fit and feel.2D-F.S provides superior support, enhanced responsiveness, lateral stability and control. Endofit ensures enhanced comfort, stability and an overall intuitive fit experience.There is brilliant forefoot responsiveness, low to the ground court feel and dynamic cushioning, while a Duralast outsole improves court traction and grip for maximum wear and durability.