Ikea Rodved King Duvet Cover and Pillowcases, White and Green Includes: 1 King duvet cover and 2 King pillowcases. 120 thread count. Product description: 52 % polyester, 48 % cotton Product dimensions: Duvet cover length: 86". Duvet cover width: 102". Pillowcase length: 20". Pillowcase width: 36".