But what is a hair mask, exactly? It’s an intensely moisturizing and reparative hair product you can apply in the shower in ...

Read on to learn more about the benefits of sleep masks ... making sleep masks all the more beneficial to block out excess light for quality sleep at night. Another 2017 study published in ...

I’ve tried the mask myself and have to agree: This thing truly blocks out all light and is very comfortable to wear. In my testing, I found it’ll stay in place throughout the night if you ...