Go big or go home with the MCoBeauty Dual-Ended Pro Eyeliner, a dramatic, intensely black 2-in-1 eyeliner crayon pencil and angled brush that creates a flawlessly precise line with ease. WHY DO I NEED IT? HOW DO I USE IT? ?Glide the eyeliner directly onto your lashline or waterline, then blend out with the brush. For a more intense smoky eye, layer and softly smudge with the brush.