EODVICS 7 Pack Invisible Ink Spy Pen with UV Light Party Favors for Kids
4.7Editor score
Seven colorful pens included
Slide switch for constant light
Safe non-toxic water-based ink
In this guide
Invisible ink UV marker pens offer a unique way to write secret messages or mark items discreetly. These tools use special ink that remains hidden under normal light but glows under ultraviolet light for easy detection when needed.
We evaluated ten top-rated products based on ink quality, tip size, durability, and included UV lights. Our comparison focuses on real-world performance for security marking, party favors, and creative projects to ensure you choose wisely.
Each pick highlights specific strengths like fine tips for precision or bulk packs for groups. Prices and availability change frequently so check current listings before buying. Read on to discover the best invisible ink marker for your situation.
Top 3 Picks for Best Invisible Ink UV Marker Pen
SureMark UV Security Marker Fine Tip with Keyring UV Light
4.7Editor score
Fine tip for precise writing
Includes keyring UV light
Works on multiple surfaces
MM-77 UV Security Marker, Permanent Invisible Ink, 2.3mm Bullet Tip, 10ml, Visible Under UV or Black Light, For Quality Control, Identification, Manufactured in USA – 3 Pack
4.4Editor score
Permanent bonding on most surfaces
Large 10ml ink capacity
Manufactured in the USA
Top 10 Best Invisible Ink UV Marker Pen in 2026 Compared
This side-by-side comparison shows how each product stacks up in key areas like tip size, ink capacity, included lights, and surface compatibility. Use this table to quickly find the right match for your specific needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
SureMark UV Security Marker Fine Tip
Fine tip bullet nib
Plastic body design
Includes keyring UV light
Works on wood paper
4.7Editor score
Editor's Choice
Invisible Ink Pen, Spy Pen with 3 PCS Mini UV Keychain Flashlight
Three ink pens included
Three UV keychain lights
Detects currency security strips
Ink on skin fabric
4.5Editor score
Best Premium
Large Invisible Ink Marker, Medium Tip 2MM Water Based Invisible Securitas Uv Pen
Two pen package
Medium 2MM nib
Large capacity ink
Water based formula
4.5Editor score
Sakura Pen-Touch UV Paint Markers, Black, Assorted Tips – 3 Pack
Opaque paint coverage
Three tip sizes included
Dries clear under normal
Low odor xylene free
4.4Editor score
Dual Tip Invisible Ink Marker Pen, Fine Tip 0.7 mm & 1.5 mm Water Based Invisible Securitas Uv Pen
Dual tip design
0.7mm and 1.5mm
Two pen package
Smooth writing experience
4.5Editor score
32 Pack 2 Style Invisible Ink Pen with UV Black Light Secret Spy Pens
Thirty two pens total
Built-in purple lights
Replaceable button cell batteries
Washes off skin easily
4.4Editor score
EODVICS 7 Pack Invisible Ink Spy Pen with UV Light Party Favors for Kids
Seven colorful pens
Slide switch design
Non-toxic water ink
Batteries included
4.7Editor score
Opticz UV Blacklight Reactive Large Tip Invisible Ink Marker, Blue
Large broad tip
Glo bright blue under UV
Safe for skin use
Fast drying ink
4.4Editor score
MM-77 UV Security Marker, Permanent Invisible Ink, 2.3mm Bullet Tip, 10ml, Visible Under UV or Black Light, For Quality Control, Identification, Manufactured in USA – 3 Pack
Permanent marking solution
2.3mm bullet tip
10ml large capacity
Valve action design
4.4Editor score
edding 8280 securitas uv marker – colourless – 1 pen – round nib 1.5-3 mm – black light marker – for hidden markings on almost any material – security marker, invisible ink pen, magic pen, geocaching
Round nib 1.5 to 3mm
Waterproof and wear-resistant
Quick drying time
Ideal for museums
4.6Editor score
1. SureMark UV Security Marker Fine Tip – Best Overall Invisible Ink UV Marker Pen
SureMark UV Security Marker Fine Tip
Fine tip bullet nib
Acrylic tip material
Plastic body build
Multiple surface use
The SureMark UV Security Marker earns our Editor's Choice for its balanced design and reliable performance. With a 4.7 rating it stands out for its fine tip that writes precisely on diverse surfaces. The included keyring UV light ensures you can always verify your marks.
Pros
- Compact keyring UV light included
- Fine tip allows precise writing
- Works on metal wood and paper
- Reliable visibility under UV light
- Easy to store horizontally
Cons
- Must store horizontally to prevent leaks
- No extra ink refills included
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This pen features an acrylic fine tip bullet nib that delivers smooth lines on plastic wood paper cardboard and metal. Its plastic body is durable yet lightweight. The compact UV light on the keyring makes it easy to check marks anywhere without needing extra gear.
While it requires horizontal storage to avoid leaks this is a minor trade-off for the portability it offers. The ink remains invisible under normal light but glows brightly under UV for clear detection. This makes it ideal for security tagging or hidden notes.
Buy this if you need a trustworthy single marker for professional or personal security tasks. Its versatility across surfaces and included light make it a top choice. Check current prices before purchasing as deals change regularly.
Precision Fine Tip Performance
The acrylic fine tip allows for controlled writing on sensitive surfaces without bleeding.
Included Keyring Light
Having the UV light on a keyring means you never lose the tool needed to see your marks.
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2. Invisible Ink Pen Spy Pen – Best Multi-Pack for Parties
Invisible Ink Pen, Spy Pen
Three pen set
Blue pink yellow ink
Three UV lights included
Detects currency strips
This three-pack offers variety with blue pink and yellow ink that all stay invisible under normal light. Each pen comes with a mini UV keychain flashlight making it perfect for group activities. It scores 4.5 for its engaging design and versatility.
Pros
- Three colors for creative use
- Compact UV keychain lights included
- Detects currency security features
- Great for treasure hunts
- Ink works on skin and fabric
Cons
- Ink may dry faster than premium options
- UV lights are basic models
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You can use these pens to write on paper fabric and skin. The UV lights also serve as currency detectors revealing hidden strips on USD EUR and other bills. This dual purpose makes them great for educational fun or security checks.
The compact size fits easily in pockets or party favor bags. While the lights are basic they work well for quick checks. The ink washes off skin easily which is safe for kids at events.
Choose this pack for birthdays parties or classroom activities where multiple pens are needed. The variety of colors adds excitement to hidden message games. Verify current listings before ordering to ensure availability.
Color Variety for Creativity
Using different ink colors lets you create coded messages that can only be decoded with a key.
Currency Detection Feature
The included UV lights double as detectors for security strips on major world currencies.
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3. Large Invisible Ink Marker Medium Tip – Best for Bold Markings
Large Invisible Ink Marker, Medium Tip
Two pen package
2MM medium nib
Water based ink
Large ink capacity
This pack of two markers uses a 2MM medium tip for bold lines that glow clearly under UV. It rates 4.5 for its large ink capacity and versatility. Water-based ink ensures smooth writing on paper leather wood and more.
Pros
- Large ink capacity for durability
- 2MM tip for visible bold lines
- Works on many surfaces
- Water-based formula is easy to handle
- Ideal for industrial coding
Cons
- May erase on overly smooth surfaces
- Requires tight cap after use
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The large capacity means less frequent refills making it efficient for inventory control or security marking. Use it on ceramics glass metal and cloth. The ink stays invisible until UV light reveals it for secure tagging.
On very smooth surfaces the ink may be easier to erase. Be sure to cap tightly after use to prevent drying. This trade-off is acceptable given the low cost and high utility for bulk tasks.
Buy this for event tickets industrial coding or advertising where clear marks are needed. It provides efficient management solutions for businesses. Always check current prices for the best deal on this two-pack.
Bold 2MM Tip
The medium tip creates lines that are easier to see under UV light than fine tips.
Industrial Use Case
Large ink capacity supports extended use in quality control and inventory management tasks.
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4. Sakura Pen-Touch UV Paint Markers – Best for Art Projects
Sakura Pen-Touch UV Paint Markers
Three tip sizes
Opaque paint coverage
Dries clear normally
Low odor formula
These markers offer paint-like opacity that dries clear under normal light but pops under UV. Rated 4.4 they come with three tips: extra fine fine and medium. Perfect for adding hidden elements to art or gifts.
Pros
- Paint-like opaque coverage
- Three tip sizes for detail
- Safe non-toxic certified
- Works on glass porcelain and metal
- Low odor xylene free ink
Cons
- Not water-based like others
- May take longer to dry
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Write on paper glass wood porcelain plastic and metal. The ink adheres permanently to most surfaces. Being low odor and xylene free makes it suitable for indoor use without strong fumes.
Unlike water-based options this ink takes longer to dry but offers better durability. It is certified non-toxic by ACMI so it is safe for creative projects. Keep caps tight to maintain tip quality.
Use these for gifts or projects needing hidden messages with strong coverage. The variety of tips gives flexibility for detail. Check listings before purchasing to confirm stock of this three-pack.
Opaque Paint Coverage
The ink acts like paint so it covers dark surfaces better than standard invisible markers.
Certified Non-Toxic
ACMI approval ensures the markers are safe for students and artists of all ages.
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5. Dual Tip Invisible Ink Marker Pen – Best for Detail Work
Dual Tip Invisible Ink Marker Pen
Dual tip design
0.7mm and 1.5mm
Water-based ink
Smooth writing
This dual-tip pen offers both 0.7mm fine and 1.5mm medium tips in one unit. Rated 4.5 it writes smoothly without breakage for precise or bold lines. Water-based ink stays invisible until UV reveals it.
Pros
- Two tips per pen for variety
- 0.7mm for fine detail
- Water-based easy to clean
- Works on many surfaces
- Pack of two included
Cons
- May erase on smooth surfaces
- Requires tight cap after use
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Use it for secret marks with varying thickness. Different line sizes create unique effects. It works on leather wood plastic cloth and metal. The caps must be tightened after use to prevent drying.
On very smooth surfaces the ink may be easier to erase. This is common with water-based formulas. The dual-tip design saves space and money compared to buying separate tips.
Buy this for hobbies or security tasks needing precision. The two-pack gives extra value. Verify current prices before buying to ensure you get the best deal.
Dual-Tip Design
Switching between 0.7mm and 1.5mm tips gives flexibility for codes or notes.
Smooth Writing Flow
The ink flows evenly so you do not need to press hard to see lines.
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6. 32 Pack 2 Style Invisible Ink Pen – Best Bulk for Kids
32 Pack 2 Style Invisible Ink Pen
32 pens total
Built-in purple lights
Replaceable batteries
Washes off skin
This massive pack includes thirty two pens with built-in purple lights for group fun. Rated 4.4 it is perfect for parties or classrooms. The ink is safe and washes off skin easily making it kid-friendly.
Pros
- Thirty two pens for large groups
- Built-in lights on each pen
- Batteries replaceable
- Safe tasteless ink
- Great for classroom activities
Cons
- Small items pose choking hazard
- Ink may run out faster
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Each pen has a button cell battery that is replaceable. Ink lasts well under normal use. Use for treasure hunts escape rooms or spy games. Assorted colors enhance excitement for boys and girls.
The pens are small so supervise children over three years. The batteries may need changing after heavy use. Despite this the value is high for events needing many pens.
Choose this for birthday parties or school projects. The bulk count means everyone gets a pen. Check current listings for availability and pricing before ordering.
Built-in Lights
Having a light on every pen ensures no child is left out in group games.
Replaceable Batteries
When the light weakens swap out the button cell to restore visibility.
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7. EODVICS 7 Pack Invisible Ink Spy Pen – Best Budget Value
EODVICS 7 Pack Invisible Ink Spy Pen
Seven colorful pens
Slide switch design
Non-toxic water ink
Batteries included
This seven-pack offers a slide switch so light stays on without pressing. Rated 4.7 it is non-toxic and safe for ages three and up. Batteries are included making it ready to use right away.
Pros
- Slide switch for constant light
- Non-toxic water-based ink
- Seven pens for parties
- Batteries included
- ASTM safety certified
Cons
- Light is in cap not body
- Ink is same under UV
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The pens come in vibrant colors though all write the same under UV. Use on paper skin and T-shirts. The ink washes off easily which is great for kids parties. ASTM safety standards are met for peace of mind.
The light in the cap may be slightly less bright than body-integrated lights. This does not affect visibility much. The slide switch saves thumb strain during long games.
Buy this for goodie bags classroom prizes or Halloween. It is our Best Budget pick for value and safety. Check current prices for the best deal on this set.
Slide Switch Design
Push forward for light push back to turn off without holding a button.
Party Favor Ready
Seven colorful pens make distribution easy for birthday parties and events.
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8. Opticz UV Blacklight Reactive Large Tip – Best for Body Art
Opticz UV Blacklight Reactive Large Tip
Extra large body
Broad tip
Glow blue under UV
Safe for skin
This marker has an extra large body and broad tip for easy writing. Rated 4.4 it glows bright blue under UV. Use for security marking or body art designs that disappear in normal light.
Pros
- Twice the ink of standard
- Broad tip for easy application
- Safe for use on skin
- Fast drying formula
- Bright blue glow
Cons
- Not for eyes or nose
- Semi permanent on skin
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The ink is twice the volume of standard markers so it lasts longer. It dries fast and does not remove easily. Avoid sensitive areas like eyes and mouth. Safe for skin use with caution.
It is semi permanent so wash well after events. The broad tip may not suit fine details. This is a trade-off for speed and coverage on larger surfaces.
Use this for event tickets raffle tickets or party body art. It is ideal for security marking. Verify current listings before purchasing for best availability.
Extra Large Body
The big barrel holds twice the ink reducing refill needs.
Bright Blue Glow
The blue hue stands out clearly under blacklight for easy spotting.
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9. MM-77 UV Security Marker – Best Premium Security Option
MM-77 UV Security Marker
Permanent ink bond
2.3mm bullet tip
10ml large capacity
Made in USA
This three-pack bonds permanently to surfaces for lasting marks. Rated 4.4 it features a 2.3mm bullet tip and 10ml capacity. Made in USA it ensures quality. Use for quality control assembly and identification.
Pros
- Permanent bonding on most surfaces
- Large 10ml ink reservoir
- Valve action prevents drying
- Precision tip for controlled lines
- Manufactured in the USA
Cons
- Premium price point
- Not for skin
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The valve action keeps ink from drying even if cap is left off. Lines are consistent and controlled for tools or parts. The large reservoir reduces downtime in industrial settings.
The higher cost fits professional use. It is not for skin so avoid personal marks. This trade-off ensures durability for industrial needs.
Buy this for manufacturing or security identification. It offers reliable performance. Check current listings for pricing before purchasing this three-pack.
Valve Action Design
Prevents ink from drying out during storage or breaks.
Precision Tip
The 2.3mm bullet tip delivers controlled flow for exact marking.
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10. edding 8280 securitas uv marker – Best for Durability
edding 8280 securitas uv marker
Round nib 1.5-3mm
Waterproof and wear-resistant
Quick drying time
Ideal for museums
This marker uses waterproof ink that is wear-resistant for long life. Rated 4.6 it dries quickly and works on wood glass metal and plastic. Ideal for museums geocaching and theft deterrence.
Pros
- Waterproof and wear-resistant ink
- Quick drying time
- Works on almost any material
- Great for geocaching
- Deter theft and loss
Cons
- Single pen per pack
- Price higher per unit
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The round nib ranges from 1.5 to 3mm for flexible line width. Marks stay hidden under normal light. Use on almost any material. The ink is quick drying so marks set fast.
Single packs are costlier per pen but the durability is high. It is not meant for skin. This trade-off suits industrial or security tasks needing resilience.
Buy this for museums or geocaching where marks must last. Check current prices for the best deal on this single pen.
Waterproof Formula
The ink withstands moisture so marks stay clear even in humid settings.
Geocaching Ready
Use for hidden log tags that only finders can see with UV light.
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Buying Guide – How to Choose the Best Invisible Ink UV Marker Pen
Choosing the right invisible ink UV marker pen depends on your specific needs whether for security, fun, or creativity. Here are key factors to consider before making a purchase.
Tip Size and Precision
Tip size determines how fine or bold your marks will be. Fine tips like 0.7mm are better for detailed writing on small items like event tickets. Medium tips like 2mm work well for broader marks on boxes or metal. Choose based on how visible you need the mark to be under UV light.
Look for pens with adjustable tips or dual tips for flexibility. Smaller tips save ink but take more care. Larger tips fill space quickly but use more ink.
Ink Type and Longevity
Ink types vary between water-based and paint-based formulas. Water-based inks are easy to clean off skin and wash off clothes. Paint-based inks offer opaque coverage and stay longer on surfaces. Permanent inks like those in security markers bond firmly for industrial use.
Consider how long you need the mark to last. Temporary marks are fine for parties. Permanent marks suit security tagging. Check if ink is non-toxic for child safety.
Included UV Lights
Many pens come with built-in UV lights or keychain flashlights. These let you view marks anywhere without extra tools. Light quality affects visibility. Some lights are weak and need close proximity. Others offer broad beams for easier scanning.
If lights are separate check if batteries are included. Built-in lights add convenience but may reduce battery life. Keychain lights are portable but easy to lose.
Surface Compatibility
Different markers work best on different materials. Some adhere well to metal and wood. Others work on skin and fabric. Always check the product description for surface types. Smooth surfaces may erase easier than textured ones.
Test on a small area first. Marks on porous surfaces last longer. Non-porous surfaces like glass may require specific formulas. Ensure the pen matches your intended surface.
Pack Size and Value
Packs range from single pens to bulk sets of thirty two. For personal use one pen may suffice. For parties or classrooms bulk packs offer better value per pen. Consider how many people will use them.
More pens mean more lights often included. Bulk sets are great for events. Single pens may cost more per unit but offer higher quality. Balance quantity with quality needs.
Safety and Toxicity
If kids use the pens ensure the ink is non-toxic and odorless. Look for ASTM or ACMI safety certifications. Water-based inks are generally safer. Avoid using near eyes mouth or nose to prevent irritation.
Always supervise young children. Pens with small parts pose choking hazards. Choose age-appropriate options. Safety features like slide switches reduce accidental activation.
Ink Capacity and Refills
Ink capacity varies from standard to large volumes. Markers with 10ml reservoirs last longer. Some offer refillable options. Check if replacements are available. Low ink means frequent refills which can be costly.
For frequent use pick large capacity. For occasional use small is fine. Valve action designs prevent drying. Ensure the pen is ready when needed.
Price and Availability
Prices change often so check current listings before buying. Budget picks offer value while premium ones offer durability. Availability may vary by season. Bulk packs often sell out during holidays.
Set a budget but consider longevity. Cheap pens may need replacing sooner. Check current prices to ensure you get the best deal for your needs.
How to Use and Care for Your Invisible Ink UV Marker Pen
To write with your marker shake gently and test on scrap paper. Apply steady pressure for smooth lines. Avoid heavy pressure that may bleed through thin surfaces. Recap immediately after use to prevent drying.
Use the included UV light in a dark area to see marks clearly. Hold the light close to the surface for best results. For skin applications wash hands after use. Avoid sensitive areas like eyes or nose.
Store pens horizontally in a cool place to maintain ink flow. Replace batteries in UV lights if dim. Keep caps tight to prevent drying. Dispose of empty pens properly per local guidelines.
Frequently Asked Questions
Are invisible ink UV marker pens safe for kids?
Yes many are safe if they are non-toxic and water-based. Look for ASTM or ACMI safety certifications. Always supervise young children and avoid contact with eyes or mouth. Most wash off skin easily.
How long does the invisible ink last?
It depends on the surface and formula. On porous surfaces it may last months. On smooth surfaces it might erase sooner. Permanent formulas last years. Test on your surface to confirm duration.
Can I use these on clothes?
Most water-based inks wash off clothes. Some may stain depending on fabric. Test on a hidden area first. Use a small amount to avoid saturation. Always let ink dry before washing.
What light do I need to see the ink?
A UV blacklight or UV flashlight works best. Many pens include a small UV light. Use a dark room for best results. Standard lights will not reveal invisible ink.
Do these pens work on wood?
Yes many work on wood. The grain may affect visibility. Test on a small area first. Use enough ink for clear marks. The ink should glow under UV light.
How do I store the markers?
Store horizontally in a cool dry place. Keep caps tight. Use the included keyring light if available. Avoid leaving caps off. Replace batteries in lights regularly.
Final Thoughts on Choosing the Best Invisible Ink UV Marker Pen
Our top picks include the SureMark for precision EODVICS for budget and MM-77 for premium use. Each offers unique benefits for security fun or creativity. Choose based on your specific task needs.
Prioritize safety if kids use pens and ink longevity for security tasks. Check included lights and surface compatibility before buying. Value depends on pack size and quality.
Prices and availability change regularly so check current listings before purchasing. Read reviews and compare specs to find the perfect match. Happy marking and stay secure with invisible ink.