These everyday non-permanent whiteboard markers are highly versatile for use on non-porous surfaces such as whiteboards, glass and enamel. They are fast drying can be removed easily using a dry cloth. These liquid ink pens also have a handy reservoir window showing ink levels so you never run out at a crucial moment. Available in a choice of colours to meet all your presentation needs; ideal for schools, offices and at home. Pack of 4 dry wipe pens with a chisel tip 4mm for consistent smooth lines. Use with a Nobo whiteboard for optimum performance.