We tested Glossier’s Lip Line and NYX’s Longwear Slim-Lip Pencil to find out if splurging on lip liner is worth it.

A pencil-thin mustache. One skinny line, that’s the whole production. But such content, such expression. Think of dadaist Marcel Duchamp scrawling a curlicue mustache on the “Mona Lisa.” ...

"For $5, you can't beat the NYX Professional Makeup Slim Lip Pencil Creamy Long-Lasting Lip Line. It also comes in more than 30 shades, so you're bound to find your perfect match.