upper - natural soft leather; inside - natural leather insole + soft eco-leather inserts in the heel; sole height - 5.5cm; the model is very light, comfortable, fits perfectly on the entire width of the foot; size guide:; 36-23.2cm; 37-24cm; 38-24.5cm; 39-25.2cm; 40-25.6cm; 41-26.5cm;