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Invisible UV inkcolours - transparentblue invisible unless under uv blacklightyellow becomes green under uv blacklightalcohol based ink.non-toxic and fast dryingsafe to use on skin.
Can create temporary tattoo style designs and body painting effects. The blue ink is invisible and revealed when exposed the UV blacklight. It is only intended for temporary use if applied to skin, you can also use it as permanent marking if applied to other substance!