Product Code :NB11967 Manufacturer Code : 1901073. Nobo Liquid Ink Dry Wipe Marker Bullet Tip Black 1901073.Nobo Liquid Ink Dry Wipe Markers write cleanly and smoothly on whiteboards flip pads and OHP film. The top quality nib uses a pump-action spring to prime the ink ready for immediate use and a clear window in the barrel lets you see straight into the ink reservoir to check at a glance how much ink is left. A standard 3mm bullet tip and liquid ink ensures a clear smooth-flowing line that’s easy to read even from across the room. This pack contains 12 black markers perfect for offices with multiple flipcharts and whiteboards.