Parametric lattice 3D printing shoes, especially the midsole, is the perfect embodiment of the integration idea of "design-material-structure-performance-manufacturing. It transforms shoes from a standardized industrial product into a "high-performance sports equipment" that can be data-driven, performance-programmable and personalized ". Although there are still cost and capacity challenges, it undoubtedly represents the future direction of footwear design and manufacturing, and is redefining our understanding of "a good pair of shoes.