🎨【Hide Your Secret Message】 After writing down your secret message with our invisible pen. The message will disappear. You need to turn on the purple light on the cap to illuminate the writing area.
🎨【Perfect Gift For Party Favors】 Kids love using an invisible ink pen to keep their secrets and play detective games. Parents can buy it for their kids' parties at home.
🎨【Health and Safety】 Harmless and flavorless ink is permanent but washable, a perfect gift for children. you can write on t-shirts, hands, or paper.
🎨【Great Value Pack】 7PCS Invisible in pen bulk. Batteries included and installed. Reusable invisible pens with built-in lights have 7 different colors. The Color of the light is Blue and it will display the words written in transparent ink.
🎨【Novel Toys at the Party】Kids Invisible Ink pens are suitable for drawing different patterns for kids and themed parties, school projects crafts, costumes, Easter, Halloween, Valentine's, and birthday parties for kids.
Concealment & Security 1. Write down secret information with a pen. Don't worry about being seen 2. Nontoxic and tasteless ink is a healthy toy for children 3. Can be used on T-shirts, paper, skin, and any smooth surface, permanent but washable! Entertainment 1. Children will love these pens 2. Use this pen to keep secrets and play detective games 3. Perfect gift for children and friends New upgrade 1. The upgraded pen is now thicker and more lasting fun 2. Battery included and installed 3. With insulation to save battery life