Top 9 Invisible Ink Pen UK – Detective Toys & Sets

As an Amazon Associate I earn from qualifying purchases.

1. DazSpirit

Magic Marker Pens with UV Light for Kids, Spy Pens Invisible Ink for Writing Secret Message, DazSpirit 14pcs Invisible Ink Pen Notebook Party Bag Fillers for Boys and Girls

DazSpirit - Buy with confidenceat dazspirit, you are not completely satisfied with our magic invisible ink pen, we value your welfare treat customers as our top priority. Different color plastic magic pen, but please note that the ink is the same color.

Permanent but washable. Ready-to-use packagethe package includes a notebook and 14 invisible magic pens per color with built-in UV lights. Great gift for fun party favorsthis magic pen comes in a pack of 14, which is perfect for surprise gift bags and party bag fillers for kids! Tops up the happiness during Christmas, Birthday and Halloween parties. Safe and non-toxicthe uv light pen is non-toxic, which is safe for your kids! Smooth and disappearing inks on t-shirts, paper, harmless and tasteless, skin and any surface.

If for some reason, please contact our customer service team and let us help you solve it. Use it anytime after you receive it! Note: Children under 3 years are encouraged to use it under the supervision of parents. Write your secret messagewrite your secret message with these invisible ink pens! Light up the built-in UV light on the pen’s cover to reveal the invisible ink - the secret message.
Height2 cm (0.79 Inches)
Weight0.12 kg (0.26 Pounds)
Part NumberMagic Pen-10

2. leyun

Leyun 24 Invisible Ink Pen with UV Light Magic Marker Kid Pens,Spy Pen for Birthday,Activity & Festival, Great Gift for Kids and Children,Fun Birthday Party Bag Fillers for Kids

leyun - Use it anytime after you receive it! Note: Children under 3 years are encouraged to use it under the supervision of parents. Ready to use package:the package includes 24 invisible magic pens per color with built-in UV lights.

Invisible ink pen:harmless and flavorless ink, healthy toys for your children!Smooth and colorful disappearing inks on T-Shirts, paper, skin and any surface!Permanent but washable!. Spy pen:the ink is invisible after you write with it, unless you light on the cap black light to see the secret message perfectly. Just plug in insulating sheet, the spy pen for kids can be reserved for a long time.

Various occasions:the magic pen is a perfect choice for party, company, school, Halloween & Christmas. With the uv light pen, we can be creative by writing secret messages, sketching and drawing. Easy & convenient usage easy:the secret pens have the UV light installed in the cap.

3. Queekay

Queekay Invisible Ink Pen with UV Light, 3 Ink Color Spy Pen for Secret Messages Goody Bag Filler Kids Party Supplies(1 Pcs)

Queekay - Interesting party gifts: our secret pen is interesting and funny, ideal to serve as a class prize, kids and guests a big surprise, giving your students, Christmas stocking stuff and party favor, gift bag filler, and bringing fun to your parties.

4 in 1 design: our invisible ink pen comes with uv light and 3 invisible ink colors, choose the desired colors to write your secret message and turn on the light at the top of the marker to make the message appear. Reliable material: our uv light pens are made of quality ABS plastic shell, providing a smooth and pleasant writing experience, not easy to break, tear or fade, and the ink is odorless and safe to use. Easy to use: our spy pen is simple to use, the message is invisible under normal light, just choose the desired color, finally turn on the UV light to show the text or image, then write or draw as you like, only becomes visible when exposed to UV light.

Portable size to take: our invisible pen with uv light measures about 14 cm/ 5. 5 inches in total length, convenient for you to take and store, light in weight and compact in size, helps to keep secret and mark your personal belongings like shirts, paper and crafts.
Part NumberQueekay-5850

4. MarckersHome

MarckersHome Invisible Ink Pen and Notebook, Pack of 16 Unicorn Stocking Fillers for Girls, Kids Party Favours School Prizes Gift for Children, UV Light Secret Pen Set Party Bags Filler & Pinata Toys

MarckersHome - We value your business and treasure all of your input. Once your secret message is written with this invisible ink pen wait a few seconds, then shine the blue light from the cover of the pen and reveal mystery of the secret messages. If for whatever reason you are not completely satisfied with our product, please contact us,We will try our best to solve the problem for you.

Party bag fillers:each set of uv spy pen and notepad comes in a single bag with zip close, unicorn pinata filling, Christmas parties, making them perfect as party gifts for children's birthdays, advent calendars and other events. Exciting spy activities for kids: this magical invisible ink pen will write your secret message. 64 unicorn package: our secret unicorn pack contains Invisible ink pen*16, zip bag*16, mini notepad*16, painting template*16.

The transparent ink is the same color for all. Buy with confidence: we consider our clients our utmost priority. Children will have a great time with these novelty toys! Safety for kids: safety and tasteless ink, paper, clothing, will not harm the health of the child! Smooth disappearing inks on t-shirts, skin and any surface! These washable invisible pen now come in an improved Ultra-Clean formula that washes easily from skin, and walls!.

5. Yeefunjoy

Yeefunjoy 6pcs Invisible Ink Pen Spy Pen, Secret pen with UV Light Magic Marker Kid Pens for Birthday Party Accessory Party, Secret Message and Party Goody Bag Filler Boys Girls Kids Children

Yeefunjoy - Note:please don't shine the light directly to eyes. Make a fun party favor! Safe and securethe uv light pen is harmless and flavorless ink, paper, healthy toys for your children! Smooth and disappearing inks on t-shirts, skin and any surface. Only when you shine the light on the cap to them, the secret behind reveals.

Full of mystery! practical and durablein addition to displaying the writing content of the invisible pen, the UV lamp can also be used for banknote verification. Essential gadgets at home. Very durable and no need to worry about the use life. Great gift for party goodieswhich is perfect for surprise gift bags and party bag fillers for kids! Tops up the happiness during Christmas, treasure hunting; Schools, such as kids spy party, teachers can buy it for students for a school activity, Birthday and Halloween parties.

Different color plastic cases but the ink is the same color. Different coloursyou will receive 6 pens in 6 different colours red, yellow, purple, green, blue, pink red. Invisible ink penuse the ink pen to write secret words or messages, the writing will disappear when the ink is dry. Battery included and installed. Parents can buy it for their kids all kinds party at home, Add it for any surprise gift or as stocking stuffer. For saving batteries life, plug the write card tag back to the pen when you don’t use the light.
Height2 cm (0.79 Inches)
Length12 cm (4.72 Inches)
Width17.5 cm (6.89 Inches)
Part Number127
Warranty2 years

6. Tobar

Tobar Secret Diary Set with Invisible Ink Pen and UV Torch

Tobar - Secret writing set that allows you to write and record secret messages in a lockable diary. Set includes diary, padlock, key, invisible pen with 2 x refills and a UV torch. The invisible ink pen only shows up under ultra-violet light, such as that from the UV torch included. All tobar products are rigorously tested and certified safe to the highest EU and UK standards. 14. 5cm, batteries included, packaging dimensions are W18. 5cm x H23. 5cm x D2cm. Diary is approx.
Height235 cm (92.52 Inches)
Length20 cm (7.87 Inches)
Weight0.18 kg (0.4 Pounds)
Width185 cm (72.83 Inches)
Part Number09076

7. Nezyo

Goody Bag Fillers, Nezyo 3 Pieces Secret Pen Invisible Ink Pens Secret Marker Invisible Marker with Light Marker for Writing Secret Message for Boys Girls Halloween Christmas Birthday Party Favors

Nezyo - Multiple occasions: these invisible ink pens are suitable for all kinds of fun activities, treasure hunt games, birthday parties, such as room escape parties, class escape games, detective games, etc. People under the age of 3 need to use it under the supervision of adults.

What package includes: there are 3 pieces of invisible marker pens in different colors, green, including red, blue, different colors that make the activity more exciting and interesting; The color of the ink is the same. How to use: each secret marker pen has a built-in uv light that shows hidden information, unless you use the top of the pen to shine a bright light on what you just write, with this pen, the ink is invisible, you can see the secret message. Safe material: each secret pen is made of abs plastic, no worries about whether it will have any adverse to your health; Not easy to break, which is safe and odorless ink, serving you for long-term use; Lightweight and portable for you to carry.

Invisible message writing function: these invisible pens help to keep your secret and mark your personal belongings, paper and other crafts, which can be applied on the surface of the ink, but also can be washed; Please do not use it on smooth glass or plastic film, such as T-shirts, etc.
Part NumberNezyo-Secret Pen -10

8. Toyseum

Spy Pens for Writing Secret Message, Party Bag Fillers for Kids, Toyseum 16 x Invisible Ink Pen With UV Light, Pack of 16 8 Unique Colours, Magic Secret Agent Pens for Boys & Girls Party Bags

Toyseum - The soft press button makes these magical pens easy to use also. How to use - simply pull the white plastic to activate the battery, and you're set! Write away your secret messages and only allow those with the magic light UV pen to see what you've written by shining the light on your text.

Dedicated to designing and manufacturing creative toys that put a smile on kids faces and give a nostalgic feeling for parents. Secret agent pens for kids - Great for kids playing spy or detective games. Battery operated for the UV light, your invisible ink pens will be long lasting and provide hours of fun and creativity. 16 x invisible ink pens - write secret messages and use the uv light to see the hidden text. Party bag fillers for kids unisex - Ideal party favours for boys and girls party bags. Perfect for creating your own bespoke party bags for children's birthdays.

Complete your kids party bags with our cool and super fun science toys. Toyseum - british brand promoting fun play for children of all ages. Magic invisible ink marker pens for writing secret messages. Batteries included - these pens arrive fully complete with inbuilt battery and ready to use and enjoy. Bright & vivid neon colours - our magic pens for kids come in a selection of 8 fun colours including 2 red, 2 pink, 2 hot pink, 2 orange, 2 yellow, 2 blue, 2 green and 2 purple.
Part NumberTOY-PEN-UV-16

9. Dianelhall

Dianelhall 20 Pcs Colorful UV Pen Invisible Ink Pen with UV Light Pen Secret Pen Writing Invisible Marker for Secret Message, Boy Girl Detective Birthday Party Bag Fillers Christmas Halloween Toy

Dianelhall - Keep your secret: this invisible secret pen will write your secret information, and the ink will not be visible; Unless you turn on the UV light of the pen cap, the secret message can be seen. Package includes: you will get 20 secret ink pens in 10 different colors red, orange and coffee, pink, black, yellow, 2 of each color, rose red, blue, purple, green, with sufficient quantity and assorted colors to meet your needs.

Suitable size: the invisible ink pen with uv light is shorter than the pen for everyday use, with a length of 13. 4 cm/ 5. 3 inches, which is more suitable for boys and girls to hold while playing.

Interesting party gifts: parents can use these secret marker pens as holiday gifts or party bag fillers, and school teachers can have them for school activities as students' prizes to bring endless joy. Easy to use: the button batteries are built in; When in use, pull off the insulating sheet to use the UV light; When not in use, it can be inserted again to prevent accidental contact.