Kaweco offers ten different colours plus glow marker ink in its product range. It is available in international standard cartridge size in a pack of 6 cartridges of 1 ml or as eco-friendly 50 ml ink bottles. The inks are compatible with any fountain pen. For our ink bottles, we recommend a Kaweco Converter. From intense colours such as ruby red, palm green, sunrise orange, pearl black, royal and paradise blue to soft tones such as midnight blue, summer purple, caramel brown and smoke grey, there’s a colour variation for every taste.