Vivobarefoot Primus Trail III All Weather FG - Obsidian (Mens)

The Vivobarefoot Primus Trail III All Weather FG (Mens) – Obsidian is a water-resistant upgrade of our best-selling Primus Trail FG, designed for trail running and hiking in cooler, wetter conditions. Lightweight, durable, and flexible, it’s built for varied hardpack terrain and made with recycled, vegan* high-performance materials to support both performance and sustainability.

Equipped with a Firm Ground outsole for reliable grip, a tough rubber compound for long-lasting durability, and a 98% recycled Ortholite Performance Insole for comfort, it lets you move naturally and confidently—whatever the weather.

Features:

• Firm Ground outsole – delivers traction and stability across multiple terrains

• Ortholite Performance Insole – made from 98% recycled polyurethane foam to reduce waste and virgin plastic use

• Tough, non-marking rubber compound for sticky grip and abrasion resistance

• All Weather construction – water-resistant, non-absorbent materials for wet and cool climates

• Lightweight, flexible design for natural movement

• Vegan-friendly – made from synthetic materials not derived from animals*

*While the main materials are vegan, some small components (like adhesives and dyes) may not yet meet full vegan certification standards.