Kaymed Jakarta 2400 Regulate mattresses contain a natural latex layer with highly conductive graphite, which acts as a thermal pathway to distribute excess heat away from the sleeping surface. The combination of Latex and 2400 pocket springs responds instantly to every micro movement as you sleep, producing the optimum in both pressure relief and comfort. *Natural temperature regulation *2400 Pocketed Springs *Sleep both sides to extend mattress life and performance - please turn and rotate regularly Mattress Dimensions. *Single - 90cm w x 190cm lx 33cm d *Small Double - 120 w x 190 lx 33cm d *Double - 135cm w x 190cm lx 33cm d *King - 150cm w x 200cm lx 33cm d *Superking - 180cm w x 200cm lx 33cm d Important Information:. Please note that pocket sprung mattresses must not be used with a base for which they are not designed. Slats on a bed frame should be no less than 70mm apart, to ensure the mattress receives adequate support. Failure to use an adequate base could invalidate the warranty from the manufacturer. Please check with us for more details.. Please note this is Mattress only Lifestyle Image is for illustration purposes only..