Space Pen Ballpoint Pressurized Refill - Green Wirebound Notebooks/Pads Invest in the TWSBI ECO

Invest in the TWSBI ECO Dark Sapphire Fountain Pen and elevate your writing experience with a high-quality

Measurements of Insert:

This paper pad is great for a multitude of mediums and techniques

C = calligraphy tip 2

Diplomat Guarantee certificate included and come in a gift box

Space Pen Ballpoint Pressurized Refill - Green Wirebound Notebooks/Pads Invest in the TWSBI ECOSpace Pen Ballpoint Pressurized Refill use patented Fisher ink technology. Unlike ordinary ball pens which rely on gravity to feed ink, the Space Pen has a pressurized replaceable cartridge. At nearly 35 pounds per square inch, ink is continuously fed to the tungsten carbide ball, allowing the user to write at any angle, even upside down. This advancement required the development of a special ink. Fits the Following Space Pen product categories: