The Unikko pattern duvet cover is made of 198 TC cotton with a jacquard knit. Hand openings at the top corners make changing the covers easier.50% of the cotton used in this product is organic.Unikko (poppy), symbolizing creativity, was born in a time when hardly any floral designs were included in Marimekko’s collections. Maija Isola, however, was fascinated by the theme of flowers and decided to create an entire range of novel floral prints.