Nike Renew technology combines a soft inner core of foam surrounded by a firmer foam for springy and resilient cushioning. A Zoom Air unit absorbs force and returns energy with every step. Lightweight, layered mesh in the upper gives a secure, supportive fit. It's designed with structure and reinforcement where they're needed most. The rubber sole with a sound wave-inspired traction pattern helps you grip the court in multiple directions. The pattern is a nod to KD's love of music. The extra-durable sole is designed for outdoor courts. Circular outsole cut-out with Embroidered heel logo Kevin Durant is on the court every day, going hard and getting better. The KD Trey 5 IX is built to keep up with his furious work ethic. It gives him the sensation of cloud-like cushioning and broken-in comfort, so he stays fresh and focused. This EP version uses an extra-durable sole that's ideal for outdoor courts.