Giant ballpoint pen refill, waterproof. Available in black, blue and red in the line sizes F, M and B; green in M only. Writing capacity varies according line size from approx. 4,500 to 8,000 m.
|Type||Ballpoint pen cartridge|
|Compatibility||All Lamy ballpoint pens except Pico, Scribble, Spirit, and multifunctional pens|
|Other brand compatibility||Not compatible with other brands.|
|Lifetime (approx.)||4.500m/8.000m - 350/600 A4 pages|