The Lucid 8" Dual Layered Memory Foam Mattress has a medium-firm feel and is ideal for those who currently wake up with sleeping pains and need extra support. Lucid uses open cell construction to maximize the life of your mattress and memory foam will quickly contour to your body, giving you proper support. It can help correctly align your spine and can help relieve sleeping pains.Lucid's memory foam helps create a healthy sleeping environment as it is naturally resistant to allergens and dust mites. Lucid foam is CERTIPUR-US certified, meaning this product has been independently tested for safety of materials used, physical performance and environmental stewardship. Careful construction guarantees no prohibited phthalates, no ozone depleters, no CFCs, no mercury, no lead or heavy metals, no formaldehyde, no PBDEs and low emission (VOCs) for indoor air quality. Does not contain synthetic or natural latex of any kindWill be shipped vacuum packed, so your mattress is easy to transport and set up. Mattress cover may vary from picture in pattern and color. Beds sold separately. Bed frames sold separately. Requires foundation or box spring if used with standard bed frames.