







🖋️ Write Boldly, Flow Smoothly – The Pen That Keeps Up With You
The uni-ball Eye UB-157 Black Rollerball Pen features a premium 0.7mm fine ballpoint tip delivering super smooth handwriting and drawing. Equipped with fade-proof, water-resistant Uni Super Ink and a uni-flow system for consistent ink delivery, this pack of 5 pens offers reliable performance with a transparent window barrel to monitor ink levels. Trusted worldwide for over 20 years, its sleek, contoured design ensures comfort for professional and creative use alike.
| Manufacturer | Mitsubishi Pencil Co | 
| Brand | uni-ball | 
| Item Weight | 3.17 ounces | 
| Package Dimensions | 7.72 x 4.02 x 0.67 inches | 
| Item model number | 238212080 | 
| Color | black | 
| Closure | Click-Off Cap | 
| Grip Type | Contoured | 
| Material Type | Plastic | 
| Number of Items | 5 | 
| Size | 1 Count (Pack of 5) | 
| Point Type | Fine | 
| Line Size | 0.7 millimeters | 
| Ink Color | Black | 
| Manufacturer Part Number | 238212080 | 
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