• PURPOSE: Meet the best version yet of Topo Athletic's fan favorite all-purpose daily trainer, now featuring even more comfort and more sustainable materials.
• MESH UPPER: The sleek and comfortable upper features a recycled engineered mesh and our signature roomy toe box.
• NOW EVEN MORE COMFORTABLE: The ZipFoam midsole delivers lightweight resilience and response, while an external TPU heel counter and EVA medial post offer light guidance.
• BEST USED FOR: Ultrafly 4 road running shoes are perfect for those seeking light pronation support with a smooth and comfortable ride.
• 5MM DROP: Our highest available drop allows you to access natural running with more under-heel cushioning.