You'll experience ultra comfort with the Q7 Ultra Plush Adjustable Air Chamber Mattress. With Dual Vulcanized Rubber Air Chambers (in Dual Queen and King Sizes) both partners can customize the feel of their side. A layer of Gel-Infused Visco Comfort Foam helps dissipate heat letting your sleep cooler. Additional comfort layers along with a Duvet-Style Reversible Cotton Pillow-Top, help make this an ultimate plush premium mattress. All components are replaceable and up-gradable and with a 25 year limited warranty, this is the last time you will need to purchase a mattress.