Using this jacket and pant set is easy. Just zip up the jacket and adjust the drawstrings on the pants for a comfortable fit. When choosing a size, always check the size chart carefully to ensure the best fit. For maintenance, machine wash it in cold water with like colors. Avoid using bleach as it may damage the polyester material. Tumble dry on low heat and iron on a low setting if needed. Keep it away from sharp objects to prevent tears. With proper care, this set will last you a long time and keep you looking stylish in casual settings.