DirectGlow Extra Large Invisible Red UV Blacklight Reactive Ink Marker Pen

This UV blacklight reactive invisible red ink large tip marker/pen uses high quality semi permanent invisible ink. Perfect for identification marking,

Invisible and colorless in normal light. Glows bright red blacklight. Extra large body with broad tip. Contains twice the ink as our standard sized

DirectGlow Extra Large Invisible Red UV Blacklight Reactive Ink Marker Pen

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DirectGlow Extra Large Invisible Red UV Blacklight Reactive Ink Marker Pen

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