Best Price Mattress 10" Memory Foam Mattress and 14" Premium Steel Bed Frame/Foundation Set, Twin Mattress Layers: 3" Memory Foam (Infused with Charcoal), 2" Ventilated Cool Foam (Pressure Relief System), 5" High-Density Base Foam Relieving pressure points for deeper sleep Completed mattress support system-replace old frame & box spring 14" high-storage space Certipur-Us certified memory foam