VIVOBAREFOOT WOMEN'S PRIMUS TRAIL FLOW Size:39 Tongue wing construction: Added stretch

Tongue wing construction: Added stretch helps improve the fit while reducing tongue movement

The sticky rubber outsole adds grip even on slick surfaces

This shoe is designed with speed and energy return in mind - we’ve spent hours testing it at our Institute of Sport Science (ISS) in Japan

where greatness begins

These run recommendations vary in intensity and adapt after every run to take into account performance and recovery

VIVOBAREFOOT WOMEN'S PRIMUS TRAIL FLOW Size:39 Tongue wing construction: Added stretchPRIMUS TRAIL FLOW Meet the new Primus Trail Flow, a natural off road performer. This streamlined silhouette provides both exceptional grip and responsive ground feel to move mindfully across a variety of terrains. The durable, breathable 100% recycled polyester mesh upper keeps those agile feet cool and secure with engineered, anti slip lacing. DETAILS Trail Flow All Terrain Outsole: Lightweight grip for fast, all terrain adventures No Insole: Brings