- Permanent markers with locked bullet or chisel tip (approx. 2 mm or 2 or 5 mm) - DRY SAFE: The markers can be left uncapped for days without drying up (test ISO 554) - Airplane-safe: An automatic pressure equalization prevents the marker from leaking on board aircraft - Excellent smudge-proof and waterproof qualities on almost all surfaces - The markers' ink dries in seconds, therefore they are ideal for left-handed users - Lightfast (black and green for over 10 years on paper) - Black and green are weatherproof - Colour-intensive, low odour, xylene-free - With clip - PP barrel and cap guarantee long service life - Eco-friendly: Easy to refill with STAEDTLER Lumocolor refill station 488 50 - Available in 8 individual colours and in our stand-up STAEDTLER box