Premium finish You are here : Home / Premium finish premium finish ISOFIX attachment on the rear bench seat (not available for 600J). Comfortable car-quality upholstery, fabric and imitation leather covering (grey or black) (not available for 600J). Laminated graphite units. Mirror on sliding door of bathroom cubicle (not available for 600J / 540G). 70 cm step, covering almost the entire opening of the sliding door. Fabric-covered roof providing enhanced acoustic comfort, with LED backlighting. Wall-to-wall overhead locker in the bedroom. Aluminium trim and cabin reading lights Compartments beneath the overhead locker in the bedroom, providing additional storage. Open cabin for a very pleasant lounge area