The Cloud Gel 1500 divan set has a pocket spring system with a Gel Feel® pad and hypoallergenic with polyester filling mattress. The cover is a soft knitted fabric and has been bug guard treated. Air vents are placed around the sides to allow ventilation of the fillings which allows them to breath and circulation of air in and out of the mattress. Its a no turn so just rotate using the flag stitched handles following the care guide provided in packaging.  The base is available in a range of drawer options and comes with twin castors so you can maneuver around the bedroom easily.