UCHIDA-LePlume Permanent Marker Set. This fantastic set of markers has alcohol based ink making them great for comic, manga, cartooning, designing, rubber stamps, clear stamps, landscape studies, gesture drawings, painting, sketching and so much more. Each marker has a brush tip nib and is filled with 2.5mL of ink. This package includes thirty markers. Conforms to ASTM D-4236. Imported.