Engineered without springs, the Hardbox is designed to deliver exceptional firmness and unwavering support. Its sturdy pinewood frame, reinforced with plywood side panels, ensures outstanding durability and structural stability. The firm sleeping surface maximizes mattress performance, providing consistent and reliable comfort. Fully customizable, it can be upholstered in our range of premium fabrics or in your own material, seamlessly adapting to the style of your property. Optional Wolf-Teeth connectors allow two bases to be joined with ease, while protective corner foam discreetly integrated along the edges preserves the flawless look of the fabric finish.