Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Size:39 Our best-selling hydration vest is

Our best-selling hydration vest is back with a new design for enhanced stability

No chafing or your money back - 5" inseam for full leg protection and no inner thigh seam

modern take on the classic running short silhouette

stretch front pockets and 2 zippered pockets

Introducing the Prodigio

Vivobarefoot Primus Trail 3.5 (B Standard) Womens Insignia Blue Size:39 Our best-selling hydration vest isHit 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.