Bobbi Brown Smokey Eye Liner Brush. A winning team the Smokey Eye Liner Brush was designed to be used dry with our limited edition Kohl Cake Liner to create a sexy, smudgy line for the ultimate smokey eye. You can also use it to double-line your eyes with a powder shadow over your favorite gel or pencil eyeliner, too.Tip: Because the brush hairs are natural, the brush should not be used wet or with Long-Wear Gel Eyeliner. Shop At House Of Fraser