Our Editors Have Tested a Lot of Products, but These Are Their Favorites For September

"I recently hopped on the lip-liner bandwagon, and there's no stopping me now — I can't believe what I've been missing all these years. The new Kevyn Aucoin Unforgettable Lip Definer ($22) is designed to match your natural lip color so you can line and define your shape before color application. It gives me naturally fuller-looking, accentuated lips, even when I'm just wearing a light lip gloss on top." — JH