L'Oreal Paris Infallible Brows 48H Micro Tatouage Ink Pen with microblading-inspired tip, for natural hair-like strokes with high precision. Inspired by the art of microblading, the ink pen precisely tints brows to help you design your most perfect, natural-looking brows. There is also an improved colour impact with a high concentration of pigments, the ink formula now lasts for up to 48H without smudging, budging or drying out.