The LUMOCOLOR permanent marker is excellent smudge and waterproof on almost all surfaces and therefore ideal for almost any situation. Thanks to DRY SAFE technology, the markers can stay open for days without drying out, smudge and waterproof on almost all surfaces, dry in seconds, therefore ideal for left-handers, black and green are light and weather resistant, color-intensive, low-odor, xylene-free, refillable. Excellent smudge and waterproof on almost all surfaces. Dries in seconds, therefore ideal for left-handed users. Color-intensive, low-odor ink. Blocked tip. PP barrel and cap guarantee long life. Airplane safe - automatic pressure equalization prevents pen from leaking on airplanes. Xylene and toluene free ink.