The Olympus 12 zones mattress has been developed with the latest technology in rest materials. It has 12 different comfort zones. Pression Care System: It has a 6 cm thick multilayer system composed of Viscoelastic, Viscosoft and BIOTHERM fibers. The combination of these three materials gives progressivity and adaptability in the reception, enhancing the viscoelastic sensation. In addition, viscoelastic favors an ergonomic posture at rest and regulates the temperature more effectively than traditional viscoelastic. The high quality of the materials that make up this mattress, ensures optimal maintenance of the conditions and benefits of this rest equipment. Recommended for people looking to invest in health, muscle relaxation and worry about a good muscle relaxation break. Custom adaptability and comfort: Duo-System® double-sided technology allows you to choose the consistency you want at any time. You can select the stiffness you need: Medium on one side and High on the other. Technical specifications: Total thickness: +/- 30cm Viscoelastic + Viscosoft+ Biotherm: 6 cm Internal structure with double padding Firmness Duo System H2-H3: Firmness Half Face and Firmness Face B High Vicoelastic sensitive to temperature and not deformable. Pression Care System: 12 differentiated rest areas AirSense System: Comfortable and Adaptable Double-sided tape breathable fabric and microfiber. Upholstered hypoallergenic synthetic fiber Reinforced perimeter, special safety sewing for better compactness Total independence of beds Totally antistatic Anatomical and ergonomic Sanitized antifungal, anti-mite and antibacterial system for a hygienic rest. 100% breathable and anti-moisture. Long durability Quality system OEKO-TEX® European Certification 100% satisfaction guarantee 3 year warranty Made in Spain The product will arrive rolled in a vacuum and it is necessary to allow it to rest in a smooth surface for 24 hours before its use. To conserve the optimal conditions of the product, it has to be unpacked before the 3 weeks after its receipt, if not done, the company will not be responsible for the loss of quality of the same