The Comfort Solutions Signature Collection 100/60 is an expertly crafted mattress, designed in conjunction with data from the Comfort Solutions Lab® for individuals with the matching Comfort Solutions Sleep Code. Inside this beauty is a foam-free edge-to-edge full spring unit that ensures that every inch of your mattress is supportive and comfortable. The full Pocket Spring has reinforced edges to ensure longevity and contribute to responsive spinal support and zero motion transfer. Atop this is a removable comfort capsule comprised of specific foams chosen to relieve pressure and provide comfort all night long. The comfort capsule can be easily removed and rotated for even wear.