The Stabilo Boss Highlighters have been favorites since 1971- with their vibrant colors, chisel tip, and flattened shape ensuring they won't roll away during use. High quality, Water-based ink with Anti-Dry-Out technology for up to four hours without the cap. The chisel tip allows for wide or thin applications- making them the perfect marker for highlighting large areas or adding a touch of color to small spaces. Available in multiple colors- including vibrant standard colors and soft pastels. Single marker- Pastel Milky Yellow.