The Vivobarefoot - Primus Flow Knit combines natural barefoot performance with adaptive comfort. A seamless 360° knit upper creates a breathable, lightweight, sock-like fit that flexes with your foot, while an unstructured heel window supports natural alignment. Textured laces and engineered lace loops deliver secure lockdown without restricting movement.
Engineered To Connect You With The Grand And Engage Every Muscle
Fit, Feel, Flex
For natural stability, natural sensory feedback and natural strength.
Materials & Transparency
Upper
Upper knit: 68% RPET, 7% Roica, 25% hotmelt. Upper TPU overlay: 60% Recycled TPU, 20% TPU, 20% Resin
Lining
Mesh: 100% RPET, Microfiber: 80% Recycled Polyester, 20% Polyurethane
Fastening
Laces, 100% rPET
Outsole
100% TPU, Midsole: 100% EPTU
Made in Vietnam
The Vivobarefoot - Primus Flow Knit combines natural barefoot performance with adaptive comfort. A seamless 360° knit upper creates a breathable, lightweight, sock-like fit that flexes with your foot, while an unstructured heel window supports natural alignment. Textured laces and engineered lace loops deliver secure lockdown without restricting movement.
Engineered To Connect You With The Grand And Engage Every Muscle
Fit, Feel, Flex
For natural stability, natural sensory feedback and natural strength.
Materials & Transparency
Upper
Upper knit: 68% RPET, 7% Roica, 25% hotmelt. Upper TPU overlay: 60% Recycled TPU, 20% TPU, 20% Resin
Lining
Mesh: 100% RPET, Microfiber: 80% Recycled Polyester, 20% Polyurethane
Fastening
Laces, 100% rPET
Outsole
100% TPU, Midsole: 100% EPTU
Made in Vietnam