The Air Black mattress features differentiated comfort zones, achieving perfect weight distribution, thus providing optimal adaptability without pressure points. Pression Care System: It has a multi-layer system 4 cm thick composed of viscoelastic, Viscosoft, and Biotherm fibers. The combination of these three materials provides progressivity and adaptability in reception, enhancing rest. This mattress represents a perfect combination of firmness and comfort, designed to meet your comfort and relaxation needs. Recommended for people looking to invest in health and muscle relaxation. It helps maintain a correct spinal position. Personalized adaptability and comfort: The Duo-System® double-sided technology allows you to choose the consistency you want at any time. You can select the firmness you need: Medium on one side and High on the other. Technical specifications: Thickness: +/- 27cm Viscoelastic + Viscosoft + Biotherm fibers