Specification: Pen Color: Black Ink Color: Black Ink Material: Pigment Ink Pen Length: 13.5cm Width: 0.05mm， 0.1mm， 0.2mm， 0.3mm， 0.4mm， 0.5mm， 0.7mm， 0.8mm Feature: Water And Fade Proof Good For: Freehand Sketch Drawing， Illustrations， Calligraphy， Memory Albums， Scrapbooks etc. Package Include: 8x Drawing Pen