ONENESS HOME bamboo pillowcases are made of 100Percent rayon from bamboo fabric.Our sustainable rayon from bamboo pillowcases are silky soft, giving you great comfort while sleeping at night, providing full value for better protection in your hair and skin. The pillowcases also have superb breathable and moisture-wicking properties. In hot summer nights or freezing winter nights, the pillows will keep you at a comfortable temperature to be well rested. 3 Year What is Covered This covers any defects in materials or workmanship.It also covers a return window of a month for no reasons. What ONENESS HOME Will Do ONENESS HOME will repair, replace or refund any pillowcases that is defective for free. Easy CareWash your pillowcase in the washing machine. Use a mild detergent and make sure that the water is not too hot or too cold. Select the delicate cycle, and then place your bamboo pillowcase in the dryer to tumble dry.