Ink Colors: Black, Blue, and Red 
Pen Refills: Zebra Sarasa RJK Pen Refills set of 3
 
Product Features:
New mechanism "side spring mechanism"
Normally, by creating a mechanism that allows the spring that is wrapped around the core to be positioned outside the core, it is now possible to place the cores close to each other. This makes it 8% slimmer and 7% lighter than conventional products.
Vibrant colors and smooth writing
Because it is a gel ink that writes smoothly and smoothly, it has excellent water resistance and light resistance, and you can enjoy vivid colors that are deep and do not bleed.
Binder clip that securely attaches to thick objects
By using a movable binder clip, it can be clipped onto thick boards, etc., reducing clip breakage.
 
Product Features:
Core diameter: 0.5 mm
Dimensions: Maximum shaft diameter 12.4 x 146.5 mm
Mass: 13.2 g