For a comfortable and relaxed sleep, Silk Plus Pocket 7 Zone anatomic mattress is the choice you'll love! Based on superior 7 zones technology that offers specialized support in the areas of neck, back, waist, bow, grooves, ankles and tread optimizing your body alignment. It consists of independent Pocket Springs with a metal frame, able to adapt your body movements offering perfect perimeter support. Equipped with HR Foam technology that holds foam together and Board Protection to always maintain its external form. The addition of wool and wadding cotton contributes to the proper ventilation of the mattress by naturally adjusting the temperature and giving strong antibacterial protection.