10 Pcs Invisible Ink Pen with Blacklight Flashlight Favor, Black and White

Additional Details from the Manufacturer

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More features

• Invisible Ink Pen Party Favors: the package includes 5 pcs UV blacklight flashlights ( batteries not included) , each measuring approximately 3.4 x 1 inch, and 5 pcs UV ink marker pens, each around 5.7 x 0.4 inch; Customers can write their secret messages on the paper, which can only be revealed by shining it with UV light, providing lots of fun for parties and family games
• Easy to Share at Events: the 5 invisible ink pen and 5 flashlight combination is convenient for small groups, party favors, event giveaways, stocking stuffers, goodie bags, prizes, and holiday exchanges
• UV Markers for Blacklight: the invisible ink pen set is suitable for detective games and keeping secrets, and this set of blacklight UV markers is a addition to any family gathering, can be applied for exciting activities, to spark imagination, or as fillers for party favor bags
• Hidden Message Reveal Effect: write with the invisible ink pen and shine the UV flashlight to reveal the message; Great for mystery games, treasure hunts, escape room themes, party clues, invitations, and surprise notes
• Usage Instructions: while our invisible ink pen with light add fun and functionality to your life, it's important to note that they are invisible or colorless in normal light, and to witness the glowing effect you must have a black light; Please note: this product does not include batteries, you need to prepare 3 AAA batteries yourself