KARA LUXURY FIRM Treat yourself to a great night's sleep with this cool and supportive Hybrid mattress. This mattress features a cooling cover with a layer of gel-infused memory foam that buffers pressure points and reduces tossing and turning  while keeping you optimally cool. Minimized transfer motion allows both you and your partner to get a great night's sleep. Marvelous Middle TM extra coil support in the center third of the mattress offers reliable support where it's needed most. Our breathable layer of TempaGelcool gel memory foam combined with an individually wrapped, foam encased coil unit featuring Superedge Plus, and aAirFlow border work together to provide edge-to-edge support. Experience a better night's sleep with this adjustable base friendly hybrid mattress. FEATURES : 15” Mattress Height Enhanced Cooling Cover with Wicking Technology Marvelous Middle TM technology for more lumbar support. 25% more steel coils in the center section 1 Full LayerTempa Gel Cool-Gel Infused Memory Foam 14/15 gauge, Power Packed and Zoned, Individually Pocketed Coil Unit; 884 Coils in Queen and 1088 Coils in King Foam Encasement giving more sleeping surface and lasting edge to edge support 2 Cooling Layers with THREE COMFORT LEVELS TO CHOOSE FROM All wood foundation with extra supports, nailed and glued 15 year limitedNON pro-rated warranty CertiPUR-US certified foams Made in the USA