Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Swimming Flatlock seams reduce irritation caused

Flatlock seams reduce irritation caused by chafing for ultimate comfort when on the move

Waistband seam moved off-centre back to prevent coccyx rub

A back pocket does it all by securely keeping your phone zipped in as you bounce through the run

Wide Vision lenses for an immersive experience with enhanced peripheral vision

Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Swimming Flatlock seams reduce irritation causedHit 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.