BORGIO FIRM 152 X 200 XL SET

Has a high-density foam border that inserts, supports the edge of the spring system, provides a firm seating edge, and increases the sleeping area. Pressure-relieving firm foams enable comfort layers to make up the foundation of your mattress comfort fillings to support your body with different comforts. Exclusive double offset spring system that works with a hinging action to deliver correct back support with no roll-together. Originally designed by doctors.