Using your Casey Cotton Fitted Sheet and Pillowcase Combo is a breeze. Just put the fitted sheet on your King - size 60cm bed, using the tags to make sure it's in the right position. Then place the pillowcases on your pillows. For maintenance, these sheets are easy to take care of. You can machine - wash them in cold or warm water. Use a gentle detergent to keep the fabric soft. Avoid using bleach as it may damage the cotton. After washing, tumble dry on a low setting to keep the shape and quality of the sheets. With proper care, these sheets will last you a long time and keep providing you with a comfortable sleep experience.