Quality Assurance. The black liquid eyeliner is beautiful and high quality that we are sure you will like it. But if you not satisfied with our product and want to return. you don't need to provide any reason and welcome to contact us anytime. Flexible Felt Tip. The tip is really fine ao you can control how thick or thin you want your eye to be lined. Each brush stroke offers a nice solid line. Long Lasting & Waterproof. They will stay in through sweat, rain and a typical day of hard work, yet it comes off easy at night with makeup remover. Quick Drying. It doesn't smudge the second you blink! Even with oily skin, this stays put, doesn't budge, flake or peel off. LAMUSELAND Eyeliner creating eye makeup easily , and the efficient non-smudged ingredients will not cause take off easily makeup problems, ultimately improve the persistance of eye makeup and make your eye makeup more smooth.