The 12pcs Glowing Magic Invisible Marker Ballpoint Pen is a unique and fun writing tool that allows you to write secret messages that only glow in the dark. Made in China, these multi-coloured pens are perfect for leaving hidden notes and drawings that can only be seen with the aid of a blacklight. Great for adding a touch of mystery to your written communication, these invisible marker pens are a great addition to any pen collection and Christmas gift, stuffing, birthday gifts.
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