Sailor Pigmented - Souboku Blue/Black Ink Cartridges (12 ea) 3 Oysters apparently rotated clip contrasts the

apparently rotated clip contrasts the matter-of-fact elegance of the LAMY studio with an innovative design accent

Smooth ink flow

Threading on the end of the barrel allows the cap to be screwed on securely

Cap: ¾ turn cap deployment

Sailor Pigmented - Souboku Blue/Black Ink Cartridges (12 ea) 3 Oysters apparently rotated clip contrasts theSailor Souboku Cartridge Ink Deep Blue 12pcs. A deeper, darker blue color for writers and artists who like a deeper shade of blue. waterproof permanent lightfast quality Fits all Sailor cartridge converter fountain pens except the Chalana. Due to the pigment particles contained in this ink, it is recommended cleaning your fountain pen more often than you would with a dye based ink.