Using these Casey Cotton flat sheets is a breeze. Just put them on your queen - sized bed, and you're ready to enjoy a great night's sleep. When it comes to washing, use a gentle cycle with mild detergent in warm water. Avoid using bleach as it can damage the fabric. Tumble dry on low heat to keep the sheets soft. After drying, you can iron them on a low - heat setting if you like a crisp look. With proper care, these sheets will maintain their quality and comfort for a long time.