Using this SHOMICO backpack is a breeze. First, adjust the straps to your comfort level before putting it on. You can use the multiple pockets to organize your items like your phone, keys, and wallet. For hanging the backpack, simply use the handle provided. When it comes to maintenance, keep it away from sharp objects to avoid scratches. You can clean it with a soft, damp cloth for light dirt. If it gets wet, let it dry naturally. Store it in a cool, dry place when not in use to maintain its shape and quality.