Men's sneakers Nike Air Jordan Why Not Zer0. 5 PF. Oversized Zoom Air cushion provides a layer of energy for explosive speed. Floating midfoot straps, external heel counter Ribbon loops and laces ensure a secure fit. Durable rubber outsole features a sophisticated tread pattern. The outsole is divided into sections due to minimal use of rubber which reduces the weight of the sneakers. Lightweight, translucent upper provides breathability and support. A large outer element is located under the arch of the foot for added stability.. Internal collar provides support and comfort.