The Silentnight Lift Renew 1200 Pocket Mattress works to give you a night of deep, undisturbed sleep. It has 1200 Mirapocket® springs that react to your unique shape and work to promote spinal alignment. The latex comfort filling moves with you as you sleep to relieve pressure points to ensure you get a comfortable and soothing sleep. Combined with the Intense™ technology that minimises static electricity in order to limit production of the stress hormone, this mattress will give you an amazing night’s sleep. This is something you can be assured of with this mattress’s 5 Year Guarantee!