400 Thread Count Duvet Covers & Bedding Sets at M&S Duvet covers Zara Home New Collection Duvet covers Zara Home United Kingdom New Collection 200 Thread Count Cotton Percale Twill Duvet Cover Set. 200 Thread Count 100% Cotton Cool, comfortable and natural, this luxurious duvet is made from the purest cotton with 200 threads of 100% cotton packed into every square inch, it makes for a sublime sleeping experience. our bed linen is made from the finest material available. it's smooth soft and easy to iron. Duvet Cover + 2 Pillowcases. 100% Cotton 200 Thread count cotton Size: Three Quarter 150x200cm duvet cover + 45x70cm pillow case (1) Double 200x200cm duvet cover + 45x70cm pillow case (2) Queen 230x200cm duvet cover + 45x70cm pillow case (2) King 230x220cm duvet cover + 45x70cm pillow case (2) Super King 260x230cm duvet cover + 45x70cm pillow case (2)