This 10-inch king innerspring pillow top mattress combines top comfort with endless possibilities for restful sleep. You’ll love the inviting feel of its soft top surface with high-density quilt foam. The firming pad and high-density body foam work with each of the pocketed coils of the coil unit to contour to your body, for a traditional feel that delivers pressure point relief and the firmness you need. A layer of high-density gel memory foam is built in to provide restorative support for your lower back. Comfort level: firm. 0.75″ high-density quilt foam. 2.5″ high-density body foam. High-density gel memory foam for lumbar support. 0.25″ firming pad. 13-gauge Bonnell coil unit with 216 individual power packed wrapped coils.