The main criteria when choosing a pillow or mattress are: ecological material; hypoallergenic; and of course comfort during your sleep. Many people think that feather pillow on which our parents were asleep being able to satisfy all those needs. But in most cases this is a mistake, because: they aren`t ecologically friendly there is a high probability of occurrence fungi in these pillows they having a short term of use they are also unable to provide us a comfortable rest. But, what kind of filler in this case we should choose? One of the best alternatives becomes latex and memory foam. What it give us? Everything which doesn`t have any feather pillow: hypoallergenic, eco-friendliness, and of course the comfortable rest. And when we choose a pillow or mattress this is precisely what we`re expecting to gain from it. Often the question arises as to what filler we should choose, latex or memory foam.