BlueberryShop Luxurious Jersey Cotton 16" Extra DEEP Fitted Bed Sheet Double King Super King (Adult) (Queen) White Cotton 100% Cotton, Size: Double, King or Super King Colour: White or Cream, Extra deep 40cm/16" Ideal for Memory Foam Mattress as moves and stretches just like the memory foam itself Fit snugly around the mattress Great quality - keeps colour after many washes