Olliix 800 Thread Count OLIX-MPH20-0019, Snuggle up in luxury comfort every single night with these cotton blend polyester sateen sheets. Made from 56% cotton and 44% polyester sateen, these sheets are resistant to fading, shrinking, and wrinkling. Our sheets go through a very light brushing process that gives them an incredible peach-like feel against your skin. Machine washable for easy care. These sheets are also OEKO-TEX certified, meaning they do not contain any harmful substances or chemicals, ensuring quality comfort and wellness.