Using this quilt cover set is easy. Simply put it on your king - sized bed. When it comes to washing, use a gentle cycle with mild detergent in cold water to keep the colors bright and the fabric in good condition. Avoid using bleach as it can damage the cotton sateen. After washing, tumble dry on low heat. If you want to iron it, use a low - heat setting. Store the quilt cover set in a cool, dry place when not in use to prevent any mildew or damage.