POSCA Colouring - PC-3M Full Range Set of 32 - In Clear Plastic Tub This is the full range of PC-3Ms from POSCA. Comes in a clear Really Useful Box which is not only perfect for storage, but also for easy transport. The fine nature of the 3M's bullet nib makes it perfect for fine detailing, whilst still giving good coverage when colouring smaller areas. Writes on Metal, Glass, Plastic, Stone, Fabric, Terracotta, Porcelain, and many more - Virtually any surface. Full list of colours in Product Description.