PRODUCT OVERVIEW
The best version yet of our fan favorite all-purpose daily trainer has landed, now featuring even more comfort and more sustainable materials. The sleek and comfortable upper features a recycled engineered mesh and our signature roomy toe box. The ZipFoam midsole delivers lightweight resilience and response, while an external TPU heel counter and EVA medial post offer light guidance. The Topo Athletic Ultrafly 4 is perfect for those seeking light pronation support with a smooth and comfortable ride.