The nib is designed with fine dots to draw clear lines. Suitable for writing, graffiti, painting High quality quick drying ink, waterproof, stain proof and fade proof Ink has low odor and environmental protection Clear color and smooth strokes Service guarantee: if you are not satisfied with our products or have any questions, please feel free to contact us. The price is more favorable, the quantity is large and easy to use，Office Supplies for School, Office, Home