Deli Gel Pen, 0.5mm Full Needle Tube, Neutral Pen, Signature Pen, Rollerball Pen, Office Supplies, Black, 30 Pieces/box, Black, 33966

Rollerball pen with multi-layer fin structure for stable ink flow

High ink capacity of 1100 meters, equivalent to approximately 3 regular pens

Water-based ink for smooth writing and quick drying

Tungsten carbide ball tip for reduced friction and improved writing performance

Visible ink reservoir for easy monitoring of ink level

Metal pen clip for easy carrying and prevention of loss

Suitable for long-term daily study, office work, and sharing with friends

Direct liquid rollerball pen design

Smooth writing experience with reduced friction

High-quality water-based ink with low impurities and stable performance

Suitable for various writing tasks with improved writing performance

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