GET SEEN! PHASE-X is the ultimate low light running shoe with 360-degree reflectivity. With a reflective breathable open-weave mesh upper, reflective laces and overlays, you're sure to be seen while enjoying cooler weather runs in safety and style. With an asymmetric lacing system, wide toe-box and our unibody IBR outsole, PHASE-X provides maximum performance with minimum weight and interference. Zero-drop, 11mm forefoot/heel stack height.
PHASE-X is built on our revolutionary IBR (Injection Blown Rubber) platform, offering better abrasion resistance, grip and compression-set than injected EVA while reducing weight than traditional rubber outsoles. This provides a runner with incredible ground feel and running comfort in an amazingly durable, flexible and lightweight complete package.