Real eiderdown is one of the warmest natural fibers you can find, but it doesn’t come cheap, an eiderdown double duvet could cost you over $8,000. Harvested from the nests of wild eider ducks found wild in Iceland, collecting a kilogram of this fluffy material isn’t easy, and only 4 metric tons are produced each year. So what makes eiderdown so expensive? MORE SO EXPENSIVE: Why Icelandic Sea Salt Is So Expensive | So Expensive youtube.com/watch?v=dgzwxRSJyfw Why Cuban Cigars Are So Expensive | So Expensive youtube.com/watch?v=vA_j6rjsBec&t=47s Why Real Saffron Is So Expensive | So Expensive youtube.com/watch?v=fP2WUnBjmkk ------------------------------------------------------ #Eiderdown #SoExpensive #BusinessInsider Business Insider tells you all you need to know about business, finance, tech, retail, and more. Visit us at: businessinsider.com Subscribe: youtube.com/user/businessinsider BI on Facebook: read....