This Queen 12-inch memory foam mattress combines two innovative comfort technologies to suit your unique sleep style and body type. Which Hybrid Collection is Right for You? Get performance ratings and pricing on the Sealy to Go 12 Find A Retailer Near You. Save up to $500 on Power Base Sets. Save up to $500 when you bundle a Hybrid Performance mattress and a Tempur-Ergo Extend. No one tests mattresses like we do. Watch the video Exclusively In Stores ... Save $300 on Hybrid Performance Queen Starting at $999. This Queen 12-inch memory foam mattress combines distinct layers of foams—including a top layer infused with CopperChill™—to provide comfort and support for all sleepers, and the 12-inch silhouette has even more foam for the most rejuvenating Mattress-in-a-Box experience. *Sealy Hybrid Premium Collection shown. All the comfort and trusted quality of a Sealy® Hybrid mattress, now conveniently packaged as a ready-to-ship Mattress-in-a-Box.