Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Swimming while a dynamic vamp allows

while a dynamic vamp allows feet to splay as the miles fly by

Waistband seam moved off-centre back to prevent coccyx rub

increased stretch

Wide Vision lenses for an immersive experience with enhanced peripheral vision

from beetroot and Oxystorm™

Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Swimming while a dynamic vamp allowsHit the trail to rewild yourself and reconnect with nature. The Primus Trail 3. 5 FG is a light, durable, flexible trail running trainer that brings us one step closer to circular footwear. The Primus Trail 3. 5 FG is for runners who live for the end of the road. These all terrain trainers are light and flexible enough to move freely, and tough enough to run wild on rough, rocky ground. Made with recycled, vegan*, high performance materials.