The Liquidlast 24-Hour Waterproof Liner in Point Black by MAC is a high-performance eyeliner designed to deliver intense, long-lasting color. This waterproof formula provides up to 24 hours of smudge-proof wear, making it ideal for all-day use, even in humid or wet conditions. The Point Black shade is a bold, deep black that creates sharp, defined lines, perfect for both subtle or dramatic looks.