Comfort level: ultra plush Laytec foam High-density response memory foam Transition foam Green tea base foam Micro cool technology cover Adjustable base compatible 10-year non-prorated warranty Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details Foundation/box spring sold separately Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening State recycling fee may apply