Highlighter with large ink reservoir for extra-long highlighting performance. 4 new colours vintage. Water-based ink. Ideal for marking text and colouring larger areas; Black.highlighter covers up text and lines, however they still remain legilble - illegible after copying. Fast-drying. Twist cap for easy opening. PP barrel and cap guarantee long service life. Airplane-safe - automatic pressure equalization prevents pen from leaking on board aircraft. Ultra-soft chisel tip approx. 1 – 5 mm