The SLEEP BOX mattress model exclusively features the CoolAir® 3D non-slip fabric on its outer cover, helping regulate body temperature, dissipate moisture, and maintain optimal warmth and comfort during rest. Its standout feature is the HRQ Extra, capable of reducing pressure relief capacity during rest thanks to its high-resilience foam. The core includes Pocket Advanced Tech Box with 7 firmness zones, with double heat treatment to prevent corrosion using 55% recycled steel and double stabilizing felt on the top. It also includes four embroidered handles with continuous embroidery and is a dual-firmness and removable mattress. Available in different measures: