Placeholder|Pen in invisible ink|6 assorted colors

The Pen with Invisible Ink Set offers a fun and secretive way to communicate. Each set includes six pens in assorted colors, each filled with invisible ink that only reveals itself under specific conditions. These pens are great for writing hidden messages, playing games, or adding an element of mystery to any activity. Easy to use and suitable for various occasions, these pens are a must-have for anyone who enjoys engaging in interactive and creative endeavors. Dimensions and Material These pens are compact in size, making them easy to carry around for quick and discreet use. Each pen is made of durable materials for long-lasting use. Functionality and Design The functionality of these pens lies in their ability to write with invisible ink that becomes visible under specific lighting or heat. The ergonomic design allows for comfortable writing and ensures a smooth writing experience. Usage and Application Ideal for children's parties, spies, or anyone looking to add an element of surprise to their written communications. These pens are suitable for various environments, including schools, offices, or home use, where creativity and fun are encouraged. Features - Six pens in assorted colors - Invisible ink for secret messages - Compact and portable design - Suitable for various occasions - Easy to use and write with - Fun and interactive