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Feature

Ink is completely invisible in normal light; very bright under blacklighted conditions
Full sized Marker
Precision fine point tip
Alcohol based ink; dries quickly
Does not wash off easily

Description

These UV ink markers are completely invisible in normal lighting, but illuminate incredibly bright under UV blacklight! Use these ink markers to implement security procedures, secretly mark your valuables, write hidden messages, artistic application, or just for plain fun! Each marker is full of our special blend of UV ink, so you get long lasting UV special effects.