The Stylo Signature™ Master Designer 24h Black eyeliner is the perfect choice for art and cinema makeup. It is specially designed to stay on for up to 24 hours, is waterproof, and provides an intense black color. It is also cruelty free, ophthalmologically tested, and dermatologist tested and approved. This high-quality eyeliner focuses on performance, quality and style, and is made with an environmentally friendly barrel with high water content to ensure smooth application. Its precise brush tip is smudge-resistant, and is made in Germany.