Vivobarefoot Men's Primus Trail III All Weather FG Size:41 SAS Tripad® Technology gives long-lasting

SAS Tripad® Technology gives long-lasting comfort

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Get in and out of your boots faster with this semi-locking side zipper

Polartec Power Stretch Pro has a nylon face for abrasion resistance

VISLON® center front zip

Vivobarefoot Men's Primus Trail III All Weather FG Size:41 SAS Tripad® Technology gives long-lastingAll sales are final. Returns for store credit only. The Primus Trail III All Weather Firm Ground is a water resistant evolution of the Primus Trail FG: our original, best selling trail running sneaker. Similarly light, durable and flexible for varied hardpack trail adventures made with recycled, vegan*, high performance materials the Primus Trail III AW FG features water resistant materials for trail runs and hikes in wetter, cooler climes. Four