Primus Flow Size:44 Their breathable microfiber interior offers

Their breathable microfiber interior offers freshness all day long

it respects the natural movement of the foot while providing extra protection for cooler days

Its color scheme is as beautiful as it is functional

With organic cotton and microfiber interior

Primus Flow Size:44 Their breathable microfiber interior offersPrimus Flow is Vivobarefoot's lightest barefoot shoe (only 159g), designed for running with complete freedom and efficiency. Featuring a seamless recycled mesh upper, no insole for enhanced ground connection, and a minimalist Primus Flow sole. Ideal for those seeking performance and a natural running sensation. Consult the size guide here