The Harmony Lux Blue Stream Plush Pillow Top mattress by Beautyrest features InfiniCool Lux, SurfaceTouch Gel memory foam, 2 layers of GelTouch foam, RightTemp wave foam layer, some AirCool HD memory foam, MicroDiamond memory foam, and the T2 Pocketed Coil technology. This mattress will bring all the support and comfort you need to get a good night's sleep.