The iComfort CF2000 Hybrid Firm mattress combines Carbon Fiber Memory Foam and Gel Active® Max Memory Foam to help draw heat away from your body and promote airflow to prevent that hot, stuffy feeling when falling asleep. Meanwhile, the 1025 iComfort® Hybrid Support™ System with BestEdge® Foam Encasement conforms to your body, so you're comfortably supported all night long. Cold Touch® Cover: This breathable knit cover gives you an instant cool-to-the-touch sensation the moment you lie down Carbon Fiber Memory Foam: Every iComfort mattress is made with our exclusive Carbon Fiber Memory Foam. This system channels heat away from your body and provides exceptional strength for back and neck support Gel Active® Max Memory Foam: This open celled memory foam helps promote airflow, so you don't have that hot, stuffy feeling when falling asleep 1025 iComfort® Hybrid Support™ System with BestEdge® Foam Encasement: In this advanced innerspring system, individually wrapped coils work independently to conform to every curve of your body and provide durable support Mattress Type: Hybrid Included: 1 Mattress(es), 2 Box Spring(s) Features: Breathable, Cooling, Foam Layer, Cushioning Layer, Wrapped Coils, Cooling Layer Additional Information: Conforms To Body, Suitable for Adjustable Bed Frames, Eliminates Motion Transfer, Relieves Pressure Points Manufacturer Warranty: 10 Year Bed Size: King Base Material: 60% Metal, 40% Polyethylene Comfort Type: Firm Mattress + Box Spring Measurements: 20.5 Depth/Inches, 79 Length/Inches, 76 Width/Inches Care: Spot Clean Certifications And Listings: Cpsc - 16 Cfr 1633 Compliant, Cpsc - 16 Cfr 1632 Compliant Country of Origin: Made in US Set includes mattress plus box spring/foundation. King and Cal. King mattress sets feature 2-piece side-by-side foundations for easier navigation in tight spaces. This mattress meets the requirements of 16CFR Part 1632 (federal flammability (open flame) standard for mattresses and mattress pads This mattress meets the requirements of 16CFR Part 1633 (federal flammability (open flame) standard for mattress sets) when used with foundation