Affluence 300 Thread Count Cotton/Polyester Pillowcase Set (King Pillowcase Set, Ivory) Polycotton Imported 60% Cotton/40% Polyester Cotton-rich blend allows for crisp texture and minimizes wrinkles. Variety of colors and sizes to coordinate with any room. Machine wash warm with like colors; Tumble dry low. Made in OEKO-TEX Standard 100 factory, an independent certification system that ensures textiles meet high safety and environmental standards. King Pillowcase Set includes (2) 20 x 40 inch pillowcases.