The  Willow  Mattress  from  Silentnight  features unrivalled support and comfort all in one package. The mattress includes Silentnight's  patented  Mirapocket ®  spring system  which provides a firmer feel and aids with spinal alignment and posture. Included in the mattress is  3000 individually responsive pocket springs  to give your body the support it needs in order to have a comfortable night's sleep. The mattress also has a layer of  Geltex, proven to soothe aches and pains so you wake up well rested and ready for the day ahead. The Geltex  also offers  temperature regulation  so you won't overheat when you are asleep at night.