Experience ultimate comfort & support with the Revivify Support King Single Mattress! Featuring 5 Zone Full Foam Encased Pocket Springs for optimal spinal alignment and motion isolation. The Gel Visco Memory Foam Lumbar Support targets back relief, while Foam Comfort Layers provide a perfect balance of softness and support. Finished with AG Silver Ion Fabric for freshness, and packaged in eco-friendly Recycled Cardboard Bed in a Box for easy transport. Upgrade your sleep today!