Professional quality paint marker for very opaque and permanent marking and labeling on dark, transparent, and smooth materials, such as glass, metal, and plastic. Eco-friendly water-based paint with low VOC content. Usage: Shake the marker with the cap closed. Remove the cap. Pump the marker tip downwards, e.g., on a piece of scrap paper. Pump carefully until the ink fills the tip. The marker is now ready for use. Store horizontally. * Features; * Bullet tip * Line width: 1-2mm * Permanent * Low odor * Water-resistant * Abrasion-resistant * Heat-resistant up to 200 °C * Light-resistant * Quick-drying * Refillable with LT25 refill ink * Replacement tips edding 51 available