Monteverde P13 SoftRoll Ballpoint Refill is compatible with any pen that utilizes a G2, Parker Style Style Ballpoint Refill. Monteverde Soft Roll technology transforms the ballpoint pen into a pleasant writing experience. The latest breakthrough in ink technology has been applied to create a smooth writing experience. The low viscosity inkcomes in a variety of colors and provides an unprecedented writing experience to those using a ballpoint pen. Features ● SoftRoll technology for the smoothest writing experience ● Low viscosity ink and a large capacity fill ● Highest quality metal parts are used ● Nickel plated brass tube and swiss tips ● Refills - Pack of 5, Bulk Packed Details ● Nib Size: Medium Point (1.0mm) ● Ink Colors: Black, Blue, Blue/Black, Green, Red, Pink, Purple, Turquoise, Orange ● Ink Type: Low Viscosity Standard Ink ● Refill Length – 3.86" (98.07mm)