The best silk pillowcases are billed as helping to improve your skin and hair, while also making for a luxurious addition to your bedding. Silk is less absorbent than cotton – and won’t wick ...

Then of course, the actual material of the bedding needs to come into your decision. There's cotton, linen, silk or fleece bedding, and each gives a slightly different sleeping experience.

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 ...