The Austen is traditionally made bed which features 1400 pocket springs (in the king size) which are coiled at a higher tension to make a firmer mattress. With them being pocketed springs it also helps to prevent roll together so that you don't disturb your partner during sleep. The mattress also has re-inforced side stitching with air vents & flag stitched handles for turning. Please note the headboard is not included.