Small Double | 2 x Pillowcases A high quality, high thread count, easy-care 50/50 polycotton duvet cover, pillowcase and fitted sheet. This bed linen has the combined strength of polyester and the comfort of cotton. Fitted sheets have a standard 25cm depth. The Dreamer duvet has a polypropylene cover and is suitable to use all year round. Fuego pillows are flame retardant to BS5852 Source 2, have a polyester filling and a 100% cotton cover.