Using these basketball sneakers is easy. Just lace them up and you're ready to hit the court. When choosing a size, carefully measure your feet length from heel to toe and compare it with the size chart in the product gallery. That way, you'll get a perfect fit. As for maintenance, you can clean the artificial leather upper with a damp cloth. Avoid using harsh chemicals as they may damage the material. After cleaning, let them dry naturally. Don't put them in a dryer. When not in use, store them in a cool, dry place. These shoes are designed to be durable, but taking good care of them will make them last even longer.