MUICIN - Waterproof Smooth Liquid EyelinerMUICIN Waterproof Smooth Liquid Eyeliner Eyes can also look wider using MUICIN Eyeliner. You can create a variety of looks. Longevity is the biggest advantage of a MUICIN Eyeliner. Enhance the shape of an eye without the need for shadow, whilst still looking clean. Sharpen up MUICIN Eyeliner can be neater too as pencil or powder liner can fall or smudge as the day progresses due to oil production around the eye area. It will make your eyes bigger.