Each divan set features our exclusive miracoil technologies fibre layers to stop you overheating and probiotics to keep dust mites away the silentnight classic deluxe mattress has the unique miracoil spring system this unique spring system is manufactured from one continuous spring that runs head to toe distributing body weight up and down the bed this ensures that the bed gives you and your partner the support you need irrespective of differences in size and weightthe springs absorb pressure do