Experience complete relaxation with Ergolux 21cm Bonnell Spring Pillowtop Mattress. It is designed to provide comfort and long-term support, and is an incredible value. This classic mattress features a luxurious pillow top and a Bonnell spring coil system, allowing your body to be properly aligned while you sleep. It is designed with a breathable, durable knitted fabric and has high density supportive foam for even more comfort. The mattress is also easy to move, as it can be compressed and placed in a box for transportation.