Mirroring Jun Takahashi’s progressively more serious approach to running, this collection exponentially combines top Nike Running and Research Lab innovations with the designer’s athletic insights — insights that could only come from a Tokyo runner and only from a designer of Takahashi’s rare caliber. The results—which were rigorously tested by Takahashi and his GIRA running crew—signify a revolutionary rethinking of the modern running uniform. This same forward-looking concept of mutation and evolution also infuses the men's and women’s Engineered Sleeve Composite Jacket . Instead of using a single fabric to form the outerwear layer, the unlined jacket takes into account the multifaceted needs of the resolute runner and incorporates the multiple materials required to meet them. The body of the garment is constructed of a composite Storm-FIT that provides weather protection, whereas the sleeves and neck are formed from an ...