Designed for responsive movement

Made with natural materials including chrome-free premium leather

breathable mesh and reinforced overlays offers protection without compromising barefoot connection

Say an on-the-go hello to the new Primus Trail Flow Mid: the dynamic barefoot boot for the fast hiker in you

Ra IV Mens Obsidian Size:49eu Designed for responsive movementThe Ra IV reimagines the classic Oxford through a barefoot lens smart in appearance and uncompromising in feel and natural movement. Crafted with Wild Hide leather, organic cotton laces, and a cork insole, and sitting on a flexible 4mm Gobi outsole that keeps you connected to every step, the Ra IV is built to support strong, free feet no matter the occasion.