Purple Attention: Pack of 10 pieces. Since its inception in 1971, the STABILO BOSS ORIGINAL highlighter has always been a consumer favorite and continues to be the best-selling in Europe. Withstands up to 4 hours without cap, without the ink drying out. The BOSS. Since 1971! STABILO BOSS ORIGINAL has a unique design and its fluorescent colors are now an icon. O gg i, it is the most famous highlighter for millions of consumers of all generations. Convenient to use, it is available in 9 colors (plus 6 pastel colors). Don't worry if you forget to put the cap back on: thanks to STABILO Anti-Dry-Out technology, STABILO BOSS Original can be left uncapped for up to 4 hours and the ink does not dry out. Its ink is water based, so it is absolutely not harmful to health. All these features make STABILO BOSS ORIGINAL the perfect highlighter you can always trust. Product features: Classic and unmistakable design - since 1971. STABILO Anti-Dry-Out technology: up to 4 hours without hood. The only highlighter in 9 fluorescent colors. Double line width 2 + 5 mm - ideal for highlighting spaces of different sizes. Water based ink. High quality for a long service life.