Corrections: Have an update or correction to our information about Sealy 12" Memory Foam? Memory Foam … Memory Foam Queen Mattress brings the comfort of Sealy straight to your door. About this Model 12" Memory Foam Status: Active manufacturer: Sealy Model Name: 12" Memory Foam Additional Information 12" Memory Foam Description: The 12" Memory Foam is an unquilted medium mattress model that is manufactured by Sealy. Innerspring Memory Foam Hybrid … With it's lightweight design for transportation and simple setup, Sealy … Our unique combination of premium memory foam provides universal comfort and support for every unique preference. The 3 in. This Twin 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 … Find helpful customer reviews and review ratings for Sealy 12" Memory Foam Mattress Queen at Amazon.com. Read honest and unbiased product reviews from our users. Whether you prefer springs, memory foam, or a combination of both⁠— Sealy has a mattress to support your needs. A Mattress For Every Kind of Sleeper. Memory Foam Queen Mattress The Sealy 12 in. Sealy's mattress-in-a-box comes in both memory foam and hybrid mattresses with 8'', 10'', and 12'' profile options. Sealy Mattress-in-a-Box. Following suit with many online mattress brands, Sealy now offers a line of mattresses that are shipped in an easy to move box. The Sealy 12 in. Clear Filters.