What sizes do they come in? June 21, 2019 11:51 Updated Follow We offer all bedding, including the duvet, in UK sizes single, double, king and super king only. Please check in on our official Amazon store for additional products and sizes. Related articles How deep is your mattress, will my sheets fit? How heavy are your mattresses and what sizes do you offer? Is there a thread count for the bed linen & fitted sheet? How long does the aloe vera in the fitted sheet last? Can I buy a pillowcase or duvet cover on its own?