Women’s Topo, Ultrafly 4 Running Shoe. Welcome to the world of natural running. The Ultrafly 4 is the newest version of our all-purpose daily trainer, now featuring even more comfort and sustainable materials.
- Recycled engineered mesh upper
- Ortholite footbed adds comfort and support by resisting compression
- Deep heel cup with molded collar for a better, more comfortable fit in the heel
- New dual density ZipFoam midsole delivers more long-term resilience and a higher rebound compared to traditional EVA
- Anatomical toe box is wider at the toe area and snug at the heel for an excellent fit
- TPU heel counter and EVA medial post offer light guidance
- Lighter and more flexible outsole
- 5mm drop
