7 optimised lying zones - (wave construction) ensure a perfect fit to the body and increase the lying comfort enormously. HR foam - built from millions of bubbles. It is very light, adapts perfectly to the body and offers maximum sleeping comfort. Premium jersey mattress cover: the quilted mattress cover is made from premium hypoallergenic materials. It helps to prolong the life of your mattress, offers excellent softness, freshness and exceptional comfort of use. The fabric structure ensures sufficient ventilation and proper air flow in the mattress. Double sided - mattress can be used from both sides. Hardness level 3, height approx. 16cm