If you want to take your makeup to the next level, then an eyeliner such as this is a good choice. This eyeliner is waterproof, which is very handy during summer.
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L'Oreal Paris Makeup Le Liner Signature Mechanical Eyeliner, Easy-Glide, Smudge Resistant, Bold Color, Long Lasting, Waterproof Eyeliner, Noir Cashmere, 0.011 oz., 1 count