Using these Casey Cotton Sheet Sets is a breeze. First, spread the flat sheet over your mattress. Then, place the fitted sheet on the mattress, using the tags to make sure it's correctly positioned. Finally, add the pillowcases. When it comes to maintenance, you can machine - wash these sheets in cold or warm water with a mild detergent. Avoid using bleach as it may damage the fabric. After washing, tumble dry on a low - heat setting. These sheets are very durable, but it's still a good idea to check for any loose threads or signs of wear from time to time. If you find any, you can easily mend them. Enjoy a great night's sleep with these comfortable sheets!