Blinc - Tubing Liquid Eyeliner BlackBlincs Tubing Liquid Eyeliner Pen is ultra longwearing, with a soft black semi matte finish. This formula is based on Blincs pioneering tubing technology, which creates a water resistant colour layer that binds to your skin. It can't fade, flake, smudge, or run, even if you sweat, cry, or rub your eyes. The elongated handle provides ultimate application control, while the precise brush tip enables you to craft anything from fine lines to dramatic,