Pigma Micron artist pens by Sakura – ART QUILT SUPPLIES - 2 Sew Textiles
Amazon.com: SAKURA Pigma Micron Fineliner Pens - Archival Black and Brown Ink Pens - Pens for Writing, Drawing, or Journaling - Black and Brown Colored Ink - 003 and 005 Point Size - 4 Pack : Everything Else