The iComfort Hybrid is the perfect blend of groundbreaking foam technology and an advanced coil system. With carbon fiber-infused memory foam in every bed and an innerspring system of individually wrapped coils, your sleep will be more comfortable than ever. The CF3000 13.5" Hybrid mattress pairs advanced cooling technology with a plush feel. The Max Cold Cover is cool-to-the-touch, and the UltraCold System paired with Carbon Fiber Memory Foam work hard to absorb excess heat from your body and channel it away. At the same time, the 1025 iComfort Hybrid Support System with BestEdge Foam Encasement supports every curve of your body, so you sleep comfortably.