TOPO ATHLETIC ULTRAFLY 4 ROAD RUNNING SHOES FOR MEN AND WOMEN Our fan favorite is now available in its best version yet, featuring even more comfort and more sustainable materials, all with our distinctive fit and feel to help you move better. 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. Perfect for those seeking light pronation support with a smooth and comfortable ride. The APMA (American Podiatric Medical Association) Seal of Acceptance and Seal of Approval are granted to products found to promote good foot health. To earn the seal, each product is reviewed by a group of APMA podiatrists to ensure it promotes foot health. WHY WE LOVE IT Roomy Toe Box Anatomical toe box allows toes to spread naturally and comfortably. More Cushioning and Resilience Proprietary midsole compound which is springier than EVA and offers more rebound over the life of the shoe. 5MM Drop Our highest available drop allows you to access natural running with more under-heel cushioning. Recycled Materials Keeping sustainability in mind to help keep waste out of landfills. Read more Topo Athletic Men's Ultrafly 4 Shoes Topo Athletic Women's Ultrafly 4 Shoes Topo Athletic Men's Fli-Lyte 4 Shoes Topo Athletic Women's Fli-Lyte 4 Shoes Purpose Road Running Road Running Road Running Road Running Gender Men's Women's Men's Women's Drop 5 mm 5 mm 5 mm 5 mm Weight 9.6 OZ (M9) 7.7 OZ (W7) 8.3 oz (M9) 6.9 oz (W9)