The smooth contact surface in 3 cm Water Foam, flexible and breathable, provides a balanced support to the body during the rest. The double perimeter reinforcing steel plate promotes the stability of the structure and ensures the comfort of the mattress over time. The density of the springs in the structure, equal to 520 to m2, ensures an anatomically correct, rigid and flexible support in the right places. The sprinkling with differentiated, pocketed and independent zones, adapts to the body in a personalized way, ensuring comfort and correct support. Perimeter structure in Water Foam, which guarantees strength and indeformability to the mattress.