The Springaire futon mattress is ideal for individuals who prefer medium to firm sitting and sleeping with the more traditional mattress and sofa feel. Available in an array of kid-proof pet-proof fabric textures and colors to meet all decorating needs. From the cover to the center this is a no nonsense strong futon built to provide great comfort and last for years to come. Mattress features 13 Inch of materials compressed to loft at 10 Inch providing the necessary inside out pressure for long-term durability, resilience and comfort. Outermost layers of five Inch of pre-compressed long-staple and linter garneted cotton batting. Four Inch of thermo-bonded polyester batting with a perfect memory for resilience and comfort. Four-inch high 350 coil count, 13-gauge (smaller the gauge, the heavier and better the wire) premium quality knotted (no squeak) Bonnell Innerspring. Edges are hand-wrapped to make sure that they have the same layers as the middle. Zipper closed outer covering (rather than bulky machine stitched tape) making it more attractive and comfortable. Heaviest, most durable 100% polyester outer shell (seven ounces or better per square yard); seams will not split nor will tufting holes grow. Full border box construction provides excellent tailoring. 23 nylon precision tufted cords to ensure all fill materials stay in place to avoid material shift and lumping. Measures 60 Inch wide x 80 Inch long; weighs 65 pounds. Mattress comes rolled and vacuum packed, please allow several days for all fill material to return to full length, width and thickness. Mattress outer covering is not removable.