Every product on this page was chosen by a Harper's BAZAAR editor. We may earn commission on some of the items you choose to buy. Eyebrow threading has largely been a two-person sport. There’s you, ...

“Homemade” is not part of most people’s hair vocabulary. Do-it-yourself products like a DIY hair mask might seem hard to make, or like they won’t actually work. But hair masks can really help to treat ...