Whether your little one is splashing or jumping, make sure you keep those feet covered with the Vivobarefoot® Kids Ultra! EVA upper features honeycomb cutout design. Antibacterial microfiber lining promotes a healthier in-shoe environment. Dri-lex™-covered footbed keeps feet feeling dry and breathable. Injected EVA sole provides durable grip and traction. Outsole Thickness: 6 mm V Aqua Kids last.