Comfort mattress SilverLife© exclusive, because our sleep is precious. The best mattress for a deep and healthy sleep. Through the innovation of Silver Life ® technology. The special combination of a comfortable cold foam core and viscoelastic foam mattress ensures that the mattress particularly well adapted your body weight and reliably gives the highest body adaptation. The mattress covers are quilted with silver thread. While this would initially be considered a touch of luxury, it has a very important and practical function.