Using these Naot Nuku slip - on shoes is a breeze. Just slip them on and go! They're great for everyday wear, whether you're running errands or going for a stroll. When it comes to maintenance, keep them clean by gently wiping the knit upper with a damp cloth. Avoid using harsh chemicals as they can damage the material. If the footbed gets dirty, you can remove it and wash it with mild soap and water, then let it dry completely before putting it back in. Also, try to store them in a cool, dry place when not in use to keep their shape and quality. Remember, these shoes are designed for comfort, so don't hesitate to adjust the footbed for a perfect fit.