The Sheraton Sleep Experience is a custom-designed mattress exclusive to the hotel. It's a luxurious innerspring hybrid with tall support coils and a plush finish, not too dissimilar to our best mattress of the year the Saatva Classic luxury innerspring hybrid.

The four-day sale, which takes place in November every year, sees prices plummet across pretty much every department you can think of, making it the ideal time to pick up essentials and big-ticket items for less – and mattresses are no exception.