The AYA of Sweden 02 has a transversely positioned spring package that can provide even more support as a result. Furthermore, the zoned mattress with a ZipTop topper with high-quality memory-foam. The AYA 02 has a unique lying comfort. The shoulder sinks in nicely, the back is even better supported and the hip is given space. In combination with the pressure-reducing memory-foam topper, it makes the AYA 02 a wonderfully relaxing sleep system. The ZipTop removable topper, which never moves, has a layer of pressure-reducing perforated memory foam. This provides extra pressure relief on muscles and joints, better ventilation and ensures that you get out of bed smoothly the next day.