Made from unbleached cotton that has been washed for a soft finish, this double duvet cover features the Unikko pattern. The duvet cover has hand openings at the top corners that make changing the covers easier. The duvet cover has a thread count of 150.Marimekko’s famous poppy pattern Unikko was born in 1964 in a time when the design house’s collections featured mostly abstract prints. Designer Maija Isola wanted to create something interesting from this organic theme and designed an entire range of floral prints. Today, the iconic flower represents creativity.