12" King Size Mattress, FCCTO Memory Foam Mattress in a Box

High Quality Foam: The memory foam mattress provides the perfect top layer of support for your body weight, maintaining your body shape for optimal rest Easy to Install: The mattress is compressed, rolled, and shipped in a box for simple setup; it easily fits through narrow hallways and staircases Cooling Support: The free airflow among foam and the gel particles inside keeps the mattress cool all night Suitable for Multiple Bed Frames: The mattress fits all frames, including box springs, floors, slatted bases, flat platforms, or adjustable beds NOTE: Please allow up to 72 hours for the mattress to fully expand and for any potential odors to dissipate