Using these sheets is a breeze. Just put the fitted sheet on your king single bed, making sure to align it properly with the help of the tags. Then place the pillowcases on your pillows. For maintenance, you can machine - wash these sheets in cold or warm water. Use a gentle cycle to keep the fabric in good condition. Avoid using bleach as it can damage the cotton. Tumble dry on low heat, and you'll find that the sheets maintain their shape and softness. With proper care, these sheets will last you a long time and keep providing you with a comfortable sleep.