MUICIN - Style Waterproof Pen EyelinerMUICIN Style Waterproof Pen Eyeliner Lasting light Smooth water Long lasting Cool black fast dry Waterproof is not dizzy Eyes can also look wider using MUICIN Eye liner. Get creative. You can create a variety of looks. Staying power. Longevity is the biggest advantage of a MUICIN Eye liner. Added Shape. Enhance the shape of an eye without the need of shadow, whilst still looking clean. Sharpen up MUICIN Eye liner can be neater too as pencil or powder