Believe it or not, the drapes of the Bentley St Regis suite are trimmed with lengths of seatbelt. Designer Daniele Ceccomori explains why: 'It's a tiny detail that you'll barely notice until you walk towards the window, but the curtains are finished that way because Bentley is the only car manufacturer that colour co-ordinates all its seatbelts to match its seat leather, so we feel very comfortable having this feature'