Deep Dive into the Development of On Cloudultra Pro with Sergi Jansa, Product Engineer

Jen Schmidt interviews Sergi who was one of the engineers who designed the Cloudultra Pro, On's new trail supershoe. He takes us behind the scenes of its development, highlighting the data-driven approach to achieve efficiency over varied terrain, and describes key features. Please read our just posted multi tester review here: https://www.roadtrailrun.com/2025/06/on-cloudultra-pro-multi-tester-review-7.html