Northern Ice PCM Graphite Gel and cold touch fabricTemperature moderating Graphite is infused in the High-Density Foam comfort layer, draws excess heat from the body 95%1200 individually wrapped and zoned pocket coilsMulti-layers of support foam and a layer of Serene Memory Foam help provide relaxing comfort.REPREVE®, Cool-effect fabric properties help keep you at your optimal body temperature, with breathability, cooling, and absorbing moisture