Faber Castell 167102 Pit Artist Pens, Set of 4, Sang-in Assortment, 188, S, F, M, B Description The acid-free water-based pigment ink is made with pure pigment that has a high level of color and transparency, smear-proof and non-bleeding. It won't bleed through once it is adhered to paper, making it ideal for use with watercolor pencils and other art materials. (From Amazon.co.jp) Features: Product Number: 167102 Product Details: Brand: Faber-Castell Ink Color: Multicolor Number of Items: 4 Point Type: Medium Special Feature: Refillable Manufacturer: \u30d5ァ\u30fcバ\u30fcカ\u30b9テ\u30eb Brand: Faber-Castell Item Weight: 1.49 ounces Product Dimensions: 3.94 x 1.97 x 7.87 inches Item model number: F167102 Is Discontinued By Manufacturer: No Color: rötel Closure: Snap Material Type: Plastic Number of Items: 4 Size: 4 Count (Pack of 1) Point Type: Medium Line Size: 2 millimeters Ink Color: Multicolor Manufacturer Part Number: 167102 Date First Available: April 9, 2009