Gingerlily silver grey 100 percent silk superking duvet cover. made from only the finest 'a' grade mulberry silk, gingerlily's luxurious bed linen is soft and seamless with a subtle sheen. silk is naturally hypoallergenic and helps to regulate the body's temperature. due to its high protein content silk does not absorb moisture from the skin and hair, helping to keep hair glossy, skin soft and prevent facial lines.SilkSilk MommeSuperkingMachine Wash 30°C100% Silk Shop At House Of Fraser