Marc Jacobs Beauty Magic Marc'er Precision Pen Waterproof Liquid Eyeliner Marc Jacobs Beauty Magic Marc'er Precision Pen Waterproof Liquid Eyeliner ($30) Why I love it: If it's a rainy or foggy day, use this eyeliner — it won't transfer to your eyelids or leave residue in the corners of your eyes. The tip of this pen makes it easy to make a thin or thick line, depending on your preference. Image Source: sephora.com Marc Jacobs Beauty Magic Marc'er Precision Pen Waterproof Liquid Eyeliner $30 from sephora.com Buy Now