Overview Reviews Product Description Posca Polytip Black has a 0.7mm tip for fine lines. Its water based pigments blend when wet and overlay when dry. Suitable for use on paper, metal, glass, wood, plastic and more. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Posca Posca PC-1M Polytip Black Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments