There are certain skincare staples that we know like the back of our hands: cleanser, body wash and moisturizer, just to name a few. But toner and astringent? Admit it, you’ve heard of them (and probably use one or both of them) but you can’t explain how they differ or if they even differ at all. To get to the bottom of this great debate, we enlisted the help of two skincare pros to tell us all about toners and astringents (and which one is right for us!).