Guides you toward a lower weight category, often under 250g, for speed-focused training, ultra boost running shoes.

A Topo fan-favorite returns with the legendary comfort and stability youve loved for years, now with more cushioning and an exciting new look. Ultrafly 5s medial post and external TPU heel counter offer light pronation support for a stable and smooth run. Topo upped the stack height to 30 x 25 mm for 2 mm of additional cushioning. The ZipFoam midsole delivers a lightweight and responsive ride, while the OrthoLite Performance Insole provides a soft step-in feel. The recycled mesh upper provides a secure, comfortable, and breathable fit.

Engineered with a full-length nitrogen-infused foam midsole for consistent energy return and impact absorption, gel nimbus 23 running shoes.