We have a range of super comfy small double mattresses in stock from some of the best manufacturers including Sealy, Relyon and Silentnight. Discover yours today and start getting a better night's sleep. Perfect for one person to comfortably stretch out or a snuggly pair. To find a new bed frame for your new mattress browse our range of wooden, fabric and metal bed frames. Alternatively, you could buy a small double divan set, these come with a base, mattress, headboard, storage and customisable cover fabric.