POSCA paint markers are an excellent multi-surface permanent marker. They contain water-based pigment ink which is lightfast water resistant and will write on almost any surface. Slim and smooth the PC-1MR 0.7mm extra fine fibre tip is for people who love precision. Its ultra-fine tip is perfect for defined outlines delicate detail and neat handwriting. POSCA paint markers are an excellent multi-surface permanent marker.This pack contains 22 vibrant POSCA PC-1M tipped markers in assorted colours complete with reusable storage box.