Uni POSCA PC-1MR water-based permanent ultra fine tip (0,7 mm) markers from Japan. Uni POSCA has been popular among graffiti artists since the early 80:s but is also a perfect tool for creative crafts and scrapbooking. Opaque ink that covers even dark backgrounds and previous colours. Writes on all kind of surfaces including canvas, metal, glass, wood, fabrics, stone, plastic etc. Uni POSCA PC-1MR pens are great for canvas painting but also sketching or customization of caps, shoes, fabrics, furnitures etc.