Nike pushes its Shox story into new territory with the women’s Shox Z Calistra, teaming up with Naked Copenhagen for the debut drop. The familiar spring-loaded sole stays put, but the upper gets a full rethink — embedded with sectioned textures from front to back. A lower-profile build and leather strap drill into the wildly popular aesthetics of ballet, finished with co-branded insoles within. Synthetic Upper Buckle Strap Shox Cushioning Rubber Sole Style Code: IR5519-001