The Comfort Solutions Signature Collection 25/60 is a luxuriously comfortable and supportive mattress designed using data from the exclusive Comfort Solutions Lab®. This mattress, featuring edge-to-edge pocket springs is uniquely designed to suit the needs of those with the Comfort Solutions Sleep Code 25/60. The edge-to-edge pocket springs provide a larger sleeping surface and the perfect level of support, while the removable comfort capsule adds a layer of comfort and convenience. The capsule, made from carefully selected Pure Foam, has our signature non-slip closure which enables the comfort capsule to be easily removed and rotated for even wear and replaced when needed.