Primus Trail III All Weather FG (Men's) boots These all-terrain trainers are light

These all-terrain trainers are light and flexible enough to move freely

which enhances grip on the ground and supports proper posture

Everything you need to improve function from the ground up

The Synergy is a timeless classic that can be easily combined with jeans

and everything in between

Primus Trail III All Weather FG (Men's) boots These all-terrain trainers are lightThe 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. Firm Ground Outsole Stand firm on multiple terrains. Ortholite