Does this product work on glass?

Sure! These spy pens are available for writing on glass, but please note that the writing will be removed easily if you don't keep the ink dry.

Can I use these invisible ink pens to write on the glass?

Sure! These spy pens are available for writing on glass, but please note that the writing will be removed easily if you don't keep the ink dry.

Can I use this invisible ink pen set for Valentines goodie bag fillers?

Definitely! The invisible ink pen with notebooks set is perfect for valentine party favors, classroom prizes, goodie bag stuffers, etc.

Will it still show up on dark paper?

YES! This invisible ink is also available on dark paper!

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Description

🕵️‍♂️ Write the unseen, reveal the unforgettable!

ALL IN ONE SPY KIT - 28 pens in 7 dazzling colors with UV lights included—ready for any covert operation or party.
GLOW IN THE DARK FUN - Invisible ink glows under UV light, turning ordinary notes into magical secrets kids love.
SAFE VERSATILE INK - Non-toxic, flavorless, and washable ink works on paper, skin, cloth, and more—safe for endless adventures.
THE ULTIMATE PARTY FAVOR - Ideal for birthdays, classroom prizes, or spy-themed events—guaranteed to wow and engage every kid.
UNLOCK SECRET CREATIVITY - Write hidden messages only visible under UV light—perfect for sparking imagination and play.

The GIFTINBOX Invisible Ink Pen set includes 28 pens with 7 invisible ink colors and built-in UV LED lights, enabling kids aged 4-12 to write secret messages only visible under UV light. Safe, non-toxic, and washable ink works on multiple surfaces, making it perfect for creative play, party favors, classroom rewards, and spy-themed fun.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.