Set of 3 Aristo geo-liners 0.1mm, 0.3mm and 0.5mm. Lightfast and waterproof pigmented ink. Stainless steel casing of the fibre tip for precise drawing line with available line-widths. Ideal for drawing using rulers and templates and great for writing as well. The ink feeder system ensures a constant ink supply until the last drop. No spilling or interruption of lines. With ink-control window, rubber grip for secure holding of the pen and colour coding for each line width. AH80054.