Silk Hair Wrap
Yes, it's not the sexiest thing you could go to sleep in, but if you care about how your hair looks the next day, you'll become a devotee. (Editor's note: On nights you have the BF sleep over, opt for a silk pillowcase, it performs the same amount of hair magic)
Credit: Knotted Watercolor Headwrap, $3.80, forever21.com
