Why Giza Cotton Sheets? Made with the worlds best cotton called Giza. Grown only in a region between the Sahara Desert the Mediterranean Sea and the Nile River. Its long staple cotton makes it ultra-soft and breathable. Its sateen weave gives them a luxurious finish. Available in multiple colors styles and sizes. Machine washable and durable - 10-year warranty ""The first night you sleep on my sheets youll never want to sleep on anything else."" Mike Lindell.