Materials: Upper: Textile + PU + TPULining: Fleece / Waterproof breathable membrane / PrimaloftInsole: PU + Fleece (removable)Sole: Rubber + EVA (ThermoGrip Neo)Made in VietnamEAN/SKU: %eanorsku% Our barefoot shoes are designed to perfectly mimic the feeling of walking barefoot, just like nature intended The technical upper made of durable ripstop material + TPU + PU Waterproof breathable membrane and great insulation properties (each pair undergoes a waterproof test) Universal ThermoGrip Neo winter sole with anti-slip tread pattern and excellent flexibility Lining and instep made of Primaloft combines lightness, great thermal properties and water resistance Durable outsole on the toe boxBarefoot footwear attributes: Flexible sole Zero drop: flat from heel to toe, supporting correct body posture Wide foot-shaped toe box Lightweight