Anatomical support spring mattress. The springs are made of phosphate carbon steel wire. It can thermoregulate thanks to both the open cell structure of the memory foam and the springs that favour the passage of air. Covered with hypoallergenic, antibacterial and anti-mite fabric, hypoallergenic padding, 3D tape. Perimeter box in polyurethane foam. It is modelled both according to body heat and thanks to the pressure exerted. It has the CE marking and the materials are certified. Completely made in Italy.