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🔦 Unlock the unseen with every stroke — glow where others can’t!
The Opticz UV Blacklight Reactive Large Tip Invisible Ink Marker in blue features a broad 1.5mm tip and double the ink volume of standard markers, delivering bold, invisible markings that glow bright blue under UV blacklight. Perfect for security, event marking, and creative UV body art, this fast-drying, semi-permanent ink is safe for skin and designed for professionals and creatives seeking a unique, high-impact tool.
| ASIN | B01F6IPK00 |
| Additional Features | glows bright blue in blacklight |
| Age Range Description | 18+ |
| Best Sellers Rank | #34,679 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #440 in Drawing Markers |
| Body Shape | Cylindrical |
| Brand Name | Opticz |
| Color | Blue |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,196) |
| Global Trade Identification Number | 00840015102531 |
| Grip Type | Smooth |
| Hand Orientation | Ambidextrous |
| Ink Base | Alcohol |
| Ink Color | Blue |
| Is Waterproof | true |
| Item Diameter | 0.5 inches |
| Item Dimensions | 5.25 x 0.5 x 0.5 inches |
| Line Size | 3 millimeters |
| Manufacturer | DIRECTGLOW LLC |
| Manufacturer Part Number | RSMARKB |
| Marker Type | Permanent Marker |
| Material Type | Plastic |
| Model Number | RSMARKB |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Pattern | Solid |
| Point Type | Medium |
| Recommended Uses For Product | Ultraviolet security, mark personal belongings, glow party, secret messages, drawing, UV art |
| Style | Permanent |
| Surface Recommendation | Textured surfaces yield the best results. |
| Target Audience | Adult |
| Theme | UV blacklight security art |
| UPC | 840015102531 |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
| Writing Instrument Form | Marker Pen |
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