The devaluation comes by the pillow happy times at the beginning pickst, which means that in addition to grains probably also one or the other is Spreiselchen therein. Keeping these away but after a few weeks it's top.
I've even bought another due to the low price and the processing.
Conclusion: Good workmanship and Waermeleistung. Smell good. But at the beginning of annoying piecksen.