We recommend it dark. Press as soon as the ink becomes fade! A straight liquid writing system with a fresh, vivid writing that lasts as long as possible. Display window for visible ink levels
Ink color: black
Line width/medium round core, 0.08 inch (2.1 mm)
Ink Type: Oil-based alcohol based ink
Specifications: Push-refresh method (rear knock type).
Specifications: Disposable type
Units (quantity) / 1 pack (10 pieces)
Manufacturer Part Number: EMWLM-A x 10
Please apply in 1 unit.