These men's high top lace-up sneakers are a great choice for spring and autumn. To use them, simply lace them up to your preferred tightness. When choosing a size, measure your foot length from heel to toe and refer to the size guide. They fit true to size, so you can take your regular size. As for maintenance, keep them away from sharp objects to avoid scratching the leather. You can clean them with a soft, damp cloth and a mild leather cleaner. Store them in a cool, dry place when not in use. Enjoy your stylish and comfortable sneakers!