The silentnight mirapocket ultimo 1400 pocket geltex single mattress is designed with 1400 independent pocket springs to provide zoned support and pressure relief teamed with exclusive geltex silentnights temperature regulating gel infused filling layer for amazing comfort and breathability geltex delivers optimal body support as the responsive layer offers instant bounceback the mattress is traditionally hand tufted for a firmer feel completed with a soft knit cover and hypoallergenic no