What makes our tri-fold mattress so different? Designed with all-foam system, the 4-inch folding mattress will give you quiet and deep sleep experience..Our mattress helps to relieve pain and reduce pressure points which make you feel refreshed and energized. More, you can unfolding the mattress, fold 1 or 2 sections and lean the rest against the wall to be used as a portable bed, lounger, sofa and extra seat. In addition, It's easy to transport or store in a closet or other storage area. Its portability and storage capabilities make it convenient for camping and road trip.