Pigma Micron brush pens from Sakura, which feature a fine point flexible brush style nib, contain the highest quality, waterproof, bleedproof, quick drying, pigmented archival ink. These pens are highly versatile in that their flexible brush tip can produce both super fine lines though to broad strokes and everything in between. Made in Japan, these pens are amongst the most reliable and durable on the market and the smooth flowing performance make them a real pleasure to use. Whether you are a fine artist, illustrator, designer, student or calligrapher - these pens are perfect for anyone who demands the highest quality from the brush pens they use.