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The uni-ball UB-188-L Rollerball Pen features a 0.7mm medium nib that delivers smooth, fountain pen-like writing with Uni Super Ink that is fade, water, and chemical resistant. Its frictionless metal ball tip adapts to your writing pressure for versatile line widths, all housed in a sleek, comfortable design. Sold in a convenient box of 12 blue pens, it’s the perfect tool for professionals who demand reliability and style.








| Manufacturer | Uni-Ball | 
| Brand | uni-ball | 
| Model Number | 190512000 | 
| Product Dimensions | 1.6 x 1.4 x 14 cm; 1.1 g | 
| Colour | Blue Gel | 
| Closure | Click-Off Cap | 
| Grip Type | Soft | 
| Pencil Lead Degree (Hardness) | HB | 
| Material Type | Metal Plastic | 
| Number of Items | 12 | 
| Size | 1 count (Pack of 12) | 
| Point Type | Medium | 
| Line Size | 0_5mm | 
| Ink Colour | Blue | 
| Tip Type | roller-ball | 
| Manufacturer Part Number | 190512000 | 
| Item Weight | 1.1 g | 
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