Essentials Opal - rev duvet cover stripe - Plum - Double 198x203cm Printed polycotton bedding is a great way to add colour and personality to any bedroom. Opal's dappled pattern is available in either plum or navy, making it perfect for dormitories, residential settings and single rooms. Combining the crisp comfort of cotton with the easy to care for properties of polyester, this Opal plum double duvet cover has a matching pillowcase available separately.