These Women's Ara Leena 2 Slip-On Sneakers are super easy to use. Just slip them on and off whenever you need to. They're great for all-day wear, whether you're out for a walk or running errands. When it comes to sizing, make sure to choose from the available US sizes between 5 and 11.5. The medium fitting (G) should give you a comfortable fit. As for maintenance, you can gently clean the woven-stretch fabric upper with a soft cloth and mild soap. Avoid using harsh chemicals or putting them in the washing machine. Store them in a cool, dry place when not in use to keep them in good condition.