To use these Estrella heels, simply slip your feet in and adjust the straps for a comfortable fit. When walking, they'll add a bit of height and style to your look. As for maintenance, use a soft cloth to gently wipe off any dirt or dust. Avoid getting them wet as much as possible. Since it's a final - sale item, make sure to choose the right size before purchasing. And always keep them in a cool, dry place when not in use.