It does not contain heavy metals and harmful substances. Mercury, and other heavy metals. COMFORTABLE & BREATHABLE: All-foam bed design combined expertise and the best materials with advanced sleep technology. Memory foam conducive to continuous airflow & breathable; Skin-friendly fabrics ;Buoyant, no-sink support foams adapt and. Conform to your body for optimal pressure relief;Specialized foams reduce motion transfer of a partner so your sleep is undisturbed.Attress is compressed and packaged in a box for s. Hipping, allowing it to easily be delivered to your door and expand to its full lofty shape inside your home. They fit all frames, such as box spring, floor, slatted base, flat platform or adjustable bed, hospital bed. NOTE:Please allow up to 72 hours for the mattress to fully expand and for any potential odors to dissipate. Tips:May take longer to fully expand due to other factors, like cold weather. Committed to providing consumers with quality products at affordable prices. 80 x 60 x 10 inches. The item "10 Inch Queen Size, Memory Foam Mattress with CerPUR-US Certified in a box" is in sale since Saturday, February 29, 2020. This item is in the category "Home & Garden\Furniture\Beds & Mattresses\Mattresses". The seller is "molblly-sleep" and is located in Atlanta, Georgia. This item can be shipped to United States.