Following is a transcript of the video. Narrator: Humans have been making silk for centuries. It's a coveted textile for gowns, sheets, and robes. But why is it so expensive? Silk is the product ...

Keeping a lush silk robe around the house is one of the easiest ... (Tell us you don't channel your inner Marilyn Monroe in a vintage dressing gown, and we'll tell you that you're lounging wrong.) ...