Refill ink for whiteboard marker

For refilling the permanent markers edding 3000, 3300, No.1, 400, 300, 330, 370, 21, 22 and 25.Permanent, low-odour ink in a bottle with capillary system.Simply stand the marker nib downwards into the refill bottle for at least an hour, and the marker is ready to write again.Contents: 25 ml.Available in four colours.