The Primus Flow Knit combines lightweight barefoot performance with adaptive, sock-like comfort. A seamless knit upper moves naturally with your foot while staying breathable and secure, and the ultra-thin sole keeps you closely connected to the ground. Built for natural movement, it’s ideal for running, training, and everyday flow where flexibility and feel matter most. SpecificationsWeight~128g (per shoe, EU 38)Heel-to-Toe Drop0mm (Zero Drop)Stack Height~6mm total (4mm midsole 2mm outsole)OutsolePrimus Flow outsole for flexibility, grip, and ground feelUpperSeamless 360° knit upper (recycled materials) for breathable, sock-like fitFootbedNo insole for maximum ground connectionFitWide, foot-shaped design for natural toe splayBest UseRunning, Training, Travel, Everyday WearWHY VIVOBAREFOOT IS DIFFERENTVivobarefoot shoes are designed to let your feet move naturally. With a wide toe box, thin flexible sole, and zero-drop platform, they allow your feet to function the way they were designed to. Traditional shoes often add cushioning and structure that can reduce natural movement and sensory feedback.FeatureVivobarefootTraditional ShoesToe BoxWide and foot-shaped for natural toe splayNarrow and taperedSoleThin and flexible for ground feelThick and cushionedHeel DropZero drop for natural postureRaised heel alters postureMovementEncourages natural foot strength and mobilitySupports and restricts natural movementPurposeDesigned to reconnect you with natural movementDesigned mainly for cushioning and control
