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Kaywin is a pen making enterprise that integrates production, sales, scientific research, and domestic and foreign trade. Wenzhou Kaywin is the Vice President of the China Writing Instrument Association.

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#0-S-151 Invisible Marker

Intro:

#0-S-151 Invisible Marker, special ink for special fun

Tag:
Single-tip
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Function: the writing is incising and only visible under the UV light. And the ink is washable.

Attention: Avoid to put the marker under the sunlight directly.