The KURETAKE Love Liner Brush Pen Ultra Fine Black draws inspiration from cosmetic eyeliner pens, featuring an ultra-fine brush tip and a slim, compact body for exceptional control and precision. Developed by Kuretake—experts in high-quality brush tips and containers used in actual cosmetics—this writing instrument (not a cosmetic) delivers professional-grade performance for delicate artwork and lettering. Perfect for intricate illustrations, manga outlines, fine hand lettering, or even writing tiny text on grains of rice, the elastic yet firm ultra-fine tip offers outstanding maneuverability and spring. It uses waterproof water-based pigment ink that dries quickly and resists bleeding or smudging when layered with water-based or alcohol markers—ideal for colorful works. The direct liquid system ensures ink flows smoothly to the last drop without waste. Key Features Eyeliner-inspired ultra-fine tip: synthetic brush developed from cosmetic technology for pinpoint precision Exceptional control & resilience: firm yet flexible for detailed expressions, even the tiniest lines Waterproof pigment ink: black ink dries water-resistant, no bleeding with markers or water Direct liquid system: efficient ink delivery to use every last drop without fading Compact & portable: slim eyeliner-like body for comfortable, everyday carry and use Versatile for creators: ideal for illustration, manga, calligraphy, sketching, and fine detailing Specifications Ink Color Black, Brown, Sepia, Grey Ink Type Water-based pigment ink (waterproof once dry) Brush Tip Ultra fine synthetic brush (eyeliner-grade) System Direct liquid (cartridge-free, efficient to the last drop) Features Compact eyeliner-style body, MADE IN JAPAN, writing instrument only (not cosmetic)