The DUX 8008 has nearly four times as many springs as an average bed . The DUX 8008 offers exceptional deep suspension, thanks to multiple layers of the DUX spring system, involving thousands of interconnected and dynamically interacting springs. It also has as many as six Pascal cassettes arranged according to the body’s three comfort zones: shoulders, hips and legs. Each zone can be customized with a soft, medium or firm cassette, thereby adapting to suit your individual needs.