Sakura Pen-touch Marker - Fine 1mm - Copper. Add a special touch to your projects, gifts, holiday ornaments, cards & invitations. Pen-Touch writes on a wide variety of surfaces including cardstock, plastic, wood, glass, porcelain, paper & metal. These pens are archival quality paint, waterproof and fade resistant. Available in various vibrant colours, including metallic, UV and fluorescent colours and with different nib sizes, sold separately.