Cooling capabilities and midlevel support come together in the Serta iComfort CF1000 mattress. Every iComfort mattress is made with exclusive Carbon Fiber Memory Foam, which channels heat away from your body and provides exceptional strength for back and neck support. Crafted of breathable knit material, its Cool Touch cover gives you an instant cool-to-the-touch sensation. At the core, a Serta support system designed with premium foam features extra firm sides to reduce your chances of rolling off the bed. EverCool Fuze Gel Foam, a unique blend infused with cooling gel, works to dissipate heat for temperature regulation. For added comfort, balanced support foam offers cushioning for a soft feel with support to help alleviate aches and pains. 10 Year Non-Prorated Warranty.