Using these cargo pants is super easy. Just put them on like you would with any other pair of pants. Adjust the drawstring at the waist to your comfort level. They're great for outdoor adventures, casual outings, or just lounging around. When it comes to sizing, always check the size chart carefully because different suppliers and brands may have different measurements. If you're between sizes, it's usually better to go for the larger one. For maintenance, these polyester pants are quite low - maintenance. You can machine - wash them on a gentle cycle with cold water and mild detergent. Avoid using bleach as it can damage the fabric. Hang them to dry to keep their shape. With proper care, these pants will last you a long time and keep looking great.