Ik heb het beide geroutineerd maar niks meer vernomen.
beautifull duvetcover (blue) , easily to attach to the blanket by little strings inside the cover.
Good quality and really works (holds on a heavy weighted blanket).
Great confortable I am sleeping good level
I was a reluctant buyer, but now my whole family wants one... sleeping is great these days. I recommend Polar Night wholeheartedly.