To use these Arcopedico Cezanne shoes, simply slip them on and start walking. They are designed to mold to the shape of your feet, giving you maximum comfort throughout the day. When it comes to cleaning, you can gently wipe the synthetic upper with a damp cloth. Avoid using harsh chemicals as they may damage the material. For the lining, you can air dry the shoes after use to keep them fresh. Store the shoes in a cool, dry place when not in use. Keep in mind that the measurements provided are based on size EU 40 (US Women's 9), width M, and may vary for other sizes.