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The 2-In-1 Invisible Writer Pen from Toysmith lets you write both invisible and normal ink messages. Each pen is a translucent purple with a black light in the cap. Press the yellow button to activate the light to read messages written in invisible ink. Each pen also includes either regular black or blue ink for everyday, visible writing use Requires three AG10 batteries (included). "Try Me" packaging. Ages: 5yr+
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🇺🇸 Ship from USA · On Agora since 2025
$9.99