OSDUE Invisible Ink Pens and Notebooks, 36 Piece Set Kids Party Bag Fillers Magic Pens for Kids Kids Detective Toy Set Magic Secret Message Pens for Detective Parties Fun Party

• SUPER VALUE SET: You will receive a 36-piece detective set, which contains 12 mini notebooks, 12 invisible pens, 12 pearlescent bags. The quantity is sufficient and the matching is complete, so that children can play the role of detectives as they wish
• HIGH QUALITY: The magic pen is made of plastic, and the mini notebook is made of paper, which is easy to write, easy to carry, safe and harmless, non-toxic and odorless, you can use it on paper, T T-shirts, skins and anything else that can be colored
• EDUCATIONAL ADVANTAGES: Children's detective sets not only foster creativity and imagination, but also develop children's critical thinking and problem-solving skills. It is also a great way to strengthen friendships and develop social skills. Detective toy children's sets are a fun way to promote learning and teach your children important skills
• FUN DETECTIVE GAMES: With the pen for children, you can write their most secret phrases or drawings in the notebook. Only under the the pen will your secret message be revealed, which makes the detective game more exciting
• WIDE APPLICATION: These children's detective sets are suitable for escape room party gifts, educational games, role-playing toys, agents, detective game supplies, classroom prizes and rewards, gift bag fillers, etc

Product description Quantity: 56-pack (8 small notebooks + 8 invisible pens + 8 pearlescent bags + 8 card holders + 8 cards + 8 clips + 8 magnifying glasses) 36-pack (12 small notebooks + 12 invisible pens + 12 pearlescent bags) 108-pack (36 small notebooks + 36 invisible pens + 36 pearlescent bags) Write your secret message Once your secret message is written, wait a few seconds by the pen can unveil the mystery of the secret message. Exciting Spy Activities for Kids Kids will love playing detective spy games with this pen. It brings a variety of enjoyable and fun activities, from surprise birthday parties, Christmas, Halloween, and more. Fun Party Gifts This is a party gift for parents to prepare for their children, or as a surprise gift bag for others, or as a classroom prize for teachers. Directions Write your secret message Once your secret message is written, wait a few seconds and the UV light covered by the pen can unveil the mystery of the secret message. Exciting Spy Activities for Kids Kids will love playing detective spy games with this pen. It brings a variety of enjoyable and fun activities, from surprise birthday parties, Christmas, Halloween, and more. Fun Party Gifts This is a party gift for parents to prepare for their children, or as a surprise gift bag for others, or as a classroom prize for teachers. Distinguish the authenticity of coins Turn on the UV light on the pen head to show the hidden location of the coin. Pick up the pen for testing.