Meet the new Primus Trail Flow, a natural off-road performer designed for the experienced barefoot runner. This sleek silhouette provides both exceptional grip and responsive ground feel to help you move mindfully across a variety of terrains. Made with a durable, breathable 100% recycled polyester mesh upper to keep your feet cool and secure with engineered, anti-slip lacing. Featuring reinforcement at the toes for extra protection while running or walking those trails.