Using these Casey Cotton Fitted Sheet and Pillowcase Combos is a breeze. Just put the fitted sheet on your queen - sized 60cm bed. The tags on each side will help you get it in the right place quickly. Then add the pillowcases to your pillows. For maintenance, simply toss them in the washing machine. Use a gentle cycle with mild detergent to keep the high - quality 400 thread count cotton in great shape. You can tumble dry them on low heat. Avoid using harsh chemicals or bleach as they may damage the fabric. These sheets are made to last, so with proper care, you'll enjoy their comfort for a long time.