Serta iComfort CF4000 13.5" Firm Mattress
Why Our Sleep Experts™ Love It
"This high-quality memory foam model helps supply the right firmer feel without sacrificing other features like cooling." - Robert M ., Sleep Expert
Experience one of the coolest iComfort models ever, with the iComfort CF4000 firm mattress. The UltraCold System™ paired with Carbon Fiber Memory Foam work hard to absorb excess heat from your body, then channel it away, all while you sleep comfortably. Serta’s exclusive Carbon Fiber Memory Foam, channels heat away from your body and provides exceptional strength for back and neck support. Additionally, the Air Support™ Foam features an exclusive air-cushion technology moves with your body and smartly contours around it to help alleviate aches and pains caused by pressure points.
Elevating the top and/or bottom of your mattress provides targeted support to help reduce snoring, provide pain relief and make reading and watching TV more comfortable.
Adjustable Base Friendly
Using pressure relief can alleviate aches, stiffness, pain, and sleep apnea by keep pressure on the mattress consistent across the entire bed.
Temperature-regulating components and materials draw heat away from the body to create a cool and comfortable sleep surface.
The goal of motion separation is to isolate movement, helping to reduce what you feel (like your partner tossing and turning) and offer pressure relief to your shoulders, hips, and back.
Proper support from your mattress can alleviate common sleep problems from snoring to soreness to sleep apnea as it distributes your weight evenly across the mattress and maintains proper joint and spine alignment.
Breathable materials regulate body temperature and prevent heat buildup to create a cooler sleep experience.
Delivery & Shipping
Let's Look Under The Covers
Max Cold™ Cover
Healthier sleep happens when your body stays cool and dry. This breathable knit cover delivers an instant cool-to-the-touch sensation, and helps you maintain a comfortable temperature, so you wake feeling refreshed.
Carbon Fiber Memory Foam and UltraCold System™
This premium memory foam cradles bodies of all shapes, and the infusion of carbon fibers contributes to the efficient channeling of heat. Serta’s UltraCold System™ is an additional layer of carbon-fiber-infused foam, making this mattress one of the coolest in the iComfort line.
Air Support™ Foam
This exclusive air-cushion technology moves with your body and effortlessly contours around your curves to help alleviate aches and pains caused by pressure points.
Serta® Foam Core
Serta® Foam Core provides a consistent, durable edge-to-edge surface that eliminates the “roll-off” feeling for added support and stability.