Features: -Developed along with the Biomechanics Institute of Valencia - Footwear that is ERGONOMIC and RESPECTFUL of their feet at each stage of development. - SOFT and FLEXIBLE, designed to offer protection in uncontrolled environments. So they can take their first steps confidently! - FLAT INSOLE, without plantar arch - BioLinning micro-perforated LINING: SUSTAINABLE and even more DURABLE. Free of agents harmful to health. Our INNOVATIVE BioLinning system made up of MICROFIBRES with a leather-like feel does not fade and favours EVAPORATION within the shoe. THERMOREGULATING EFFECT for dry and healthy feet! -Multiflexibility -Antibacterial insole -Breathable -Squishy stabilizer -Very light -Thin sole -BIOLINNING