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Can also be used for security purposes such as marking your belongings, authentic returns verification, counterfeit detection, catch a thief, admissions tracking and other security needs where discreet marking is of value.
Each individual section measures 2. 25 inches and is packed with our premium water based ink. Works best on porous surfaces. Perfect for recreational uses like secret messages, glow parties, escape rooms, UV body art, ultraviolet room decor, grab bags, birthday parties or general special blacklight effects. Skin safe and applies easily to any porous surface.

We know our glow: we've been in the glow business for 10+ years! We want you to be beyond satisfied with your purchase. Semi permanent ink will not simply wash off and is very tough to remove. Ink is security grade and designed to stick.

Alcohol based and designed to dry fast; this ink is ideal for a variety of security purposes as well as casual fun use. Whether you just need the basics or a full on comprehensive set up we have you covered! Check for authentic returns, identify a thief, doodle invisible UV responsive designs on your skin, create unique art, use with escape rooms and so much more!.
Nontransferable making it ideal for application to an already printed surface. We have a fine selection of invisible uv inks, uv flashlights, blacklight keychains, markers, stamp pads, rubber stamps and combination kits in our store. Constructed of aluminum alloy with a spring-loaded nib, this marker is tough and sturdy. Works best on porous surfaces. Made in the USA! Best viewed in low light, our ink is skin safe when used as directed. Does not glow in the dark on its own.

Very tought to remove unlike other brands making them ideal for security, verification and admissions. Write a secret message, mark your valuables or have a blast at the next glow party! You get 3 full sized markers. Batteries are replaceable. Use this light to illuminate and reveal the ink.
These invisible uv ink markers by directglow are completely invisible in normal light and glow incredibly bright in UV blacklight. Also included is a high quality solid metal bullet shaped uv led keychain flashlight. Works with any uv reactive or glow in the dark item for on the spot glow effects. Mark the skin or your valuables for quick easy identifcation in blacklight. Markers have a fine tip for precison application and colored coded cap designates the ink color inside for quick easy reference.

Ideal for applying onto an already printed surface. Ink is formulated to fluoresce brightly under long wave ultraviolet light only. Best viewed in dark or shaded area. Keep out of the reach of children.


Allowing for thicker, more pronounced stroke application to highlighting or a more fine and precise stroke for finer details and writing.
Extra large marker houses 2. 5 times more ink in than our standard sized marker for increased longevity and value. We know our glow: we've been in the glow business for 10+ years! We want you to be beyond satisfied with your purchase. Rechargeable keychain light with Micro USB cable allows for effortless charging anywhere.

Works with any rubber stamp, secret messages, discreet identification, dry stamp pad, brush on or any other practical application method. Our ink is ideal for serious applications along with casual fun use.
Check for authentic returns, draw invisible UV responsive designs on your skin, identify a thief, create unique art and so much more!. Does not wash off easily and very tough to remove. Proudly made right here in the USA. Not for printers or tattoos! Ultraviolet light required. All housed in a solid aluminum alloy body that’s built to last. Designed to dry fast; won’t gum up and become sticky.

Safe for use on skin. Use for security marking such as admissions or create amazing invisible body art designs that glow in blacklight! These are the markers you want for semi permanent invisible marking. Invisible/colorless in normal light.

These markers can be used for: event tickets, Inventory Control, Coupons, Advertising, Security Printing, Raffle Tickets, Industrial Coding, and more!. You must have a blacklight to get the glow effects.
1. DIRECTGLOW LLC
#ad
DirectGlow Blacklight Reactive Invisible UV Ink Marker Pen Large 3 Section Blue Red Yellow for Ultraviolet Security Secret Messages Drawing Glow Party Favor 3 Markers with 3 Blacklights
#adDIRECTGLOW LLC #ad - Featuring our classic 3 bright blacklight responsive colors of blue, and yellow, red, this invisible ultraviolet ink marker is an all in one solution. Best viewed in low light, our ink is skin safe when used as directed.Can also be used for security purposes such as marking your belongings, authentic returns verification, counterfeit detection, catch a thief, admissions tracking and other security needs where discreet marking is of value.
More information #ad
Marker comes ready to use and is formulated to fluoresce brightly under long wave ultraviolet or LED blacklight. Does not wash off easily and tough to remove. Each individual section measures 2. 25 inches and is packed with our premium water based ink. Works best on porous surfaces. Perfect for recreational uses like secret messages, glow parties, escape rooms, UV body art, ultraviolet room decor, grab bags, birthday parties or general special blacklight effects. Skin safe and applies easily to any porous surface.
Brand | DIRECTGLOW LLC #ad |
Manufacturer | DIRECTGLOW LLC #ad |
Height | 0.6 Inches |
Length | 4.75 Inches |
Weight | 0 Pounds |
Width | 0.6 Inches |
Part Number | IIMARK3SECDG |
More information #ad
2. Opticz
#ad
Opticz Jumbo XL Blue Red Yellow UV Blacklight Reactive Invisible Ink Felt Chisel Tip Marker Pen Red
#adOpticz #ad - Safe for skin when used as directed; enjoy making unique and cool designs that will really pop under any Ultraviolet light. We’re always available for questions or concerns and will work hard to ensure you’re happy.We know our glow: we've been in the glow business for 10+ years! We want you to be beyond satisfied with your purchase. Semi permanent ink will not simply wash off and is very tough to remove. Ink is security grade and designed to stick.
More information #ad
Creative writing utensil that features a felt chiseled tip. Extra large marker houses 2. 5 times more ink in than our standard sized marker for increased longevity and value. Allowing for thicker, more pronounced stroke application to highlighting or a more fine and precise stroke for finer details and writing. Please note, markers only illuminate in ultraviolet light, they do not glow in the dark on their own.Brand | Opticz #ad |
Manufacturer | DirectGlow LLC #ad |
Height | 1 Inches |
Length | 6 Inches |
Width | 1 Inches |
Part Number | IIMARKERJUM |
Warranty | 6 Month Manufacture |
More information #ad
3. DIRECTGLOW LLC
#ad
DirectGlow UV Blacklight Invisible Blue Ink Ultraviolet Reactive Marker Secret Messages Security Identification Marker with Blacklight
#adDIRECTGLOW LLC #ad - Does not wash off easily and tough to remove. Our general-purpose invisible uv ink goes on invisible and glows blazing bright blue in UV blacklight. A solid plastic snap on cap keeps everything safe when not in use. Great for admissions, verifications, secret messages or glow parties, this marking pen is an all on one solution.Alcohol based and designed to dry fast; this ink is ideal for a variety of security purposes as well as casual fun use. Whether you just need the basics or a full on comprehensive set up we have you covered! Check for authentic returns, identify a thief, doodle invisible UV responsive designs on your skin, create unique art, use with escape rooms and so much more!.
More information #ad
Not for printers or tattoos! Ultraviolet light required. Nontransferable making it ideal for application to an already printed surface. We have a fine selection of invisible uv inks, uv flashlights, blacklight keychains, markers, stamp pads, rubber stamps and combination kits in our store. Constructed of aluminum alloy with a spring-loaded nib, this marker is tough and sturdy. Works best on porous surfaces. Made in the USA! Best viewed in low light, our ink is skin safe when used as directed. Does not glow in the dark on its own.
Brand | DIRECTGLOW LLC #ad |
Manufacturer | DIRECTGLOW LLC #ad |
Height | 0.5 Inches |
Length | 6 Inches |
Width | 0.5 Inches |
Part Number | DGMETGP |
More information #ad
4. DIRECTGLOW LLC
#ad
DirectGlow 3pc Invisible Ink Pen Marker UV LED Flashlight Black Light Reactive Blue Red Yellow
#adDIRECTGLOW LLC #ad - This light is built to last for years of use and enjoyment! Our non toxic ink adheres to any porous surface with ease and dries fast. One blue, one red and one yellow. The directglow logo on our markers ensure you are getting a genuine product that is built and tested to meet our rigourous quality standards.Very tought to remove unlike other brands making them ideal for security, verification and admissions. Write a secret message, mark your valuables or have a blast at the next glow party! You get 3 full sized markers. Batteries are replaceable. Use this light to illuminate and reveal the ink.
More information #ad
The ink glows like crazy and makes quick spot checks a breeze! our markers are often used for blacklight events, authentic return verifications, scavenger hunts, and so much more! If you need invisible marking that only shows in UV blacklight, admissions, glow parties, UV decor, escape rooms, birthdays, these are the markers for you!. These invisible uv ink markers by directglow are completely invisible in normal light and glow incredibly bright in UV blacklight. Also included is a high quality solid metal bullet shaped uv led keychain flashlight. Works with any uv reactive or glow in the dark item for on the spot glow effects. Mark the skin or your valuables for quick easy identifcation in blacklight. Markers have a fine tip for precison application and colored coded cap designates the ink color inside for quick easy reference.
Brand | DIRECTGLOW LLC #ad |
Manufacturer | DIRECTGLOW LLC #ad |
Part Number | IIMARKERSBRYML1AMZADD |
More information #ad
5. Opticz
#ad
Opticz Blacklight Reactive Invisible Blue Ink Industrial UV Marker with UV Light
#adOpticz #ad - Not for use on skin. Fast drying and non-transferable. Ink is water proof and very difficult to remove. Opticz blacklight reactive Invisible Printing Inks are suitable for paper marking as well as non-pourous material marking.Ideal for applying onto an already printed surface. Ink is formulated to fluoresce brightly under long wave ultraviolet light only. Best viewed in dark or shaded area. Keep out of the reach of children.
More information #ad
They do not glow in the dark! Mini UV light included with purchase. Do not ingest. This ink is invisible/colorless and will glow bright blue under UV blacklight. Avoid eye contact and excessive inhalation. Solvent based ink for industrial application ONLY. Can be used on: aluminum, acetate, acrylic, cellulose, ABS, Rubber, Formica, cardboard, Polystyrene, Nylon, Polyethylene and most other materials and porous surfaces.Brand | Opticz #ad |
Manufacturer | DirectGlow LLC #ad |
Height | 0.6 Inches |
Length | 5.5 Inches |
Weight | 0.13 Pounds |
Width | 0.6 Inches |
Part Number | SPIUVMMBL |
Model | NA |
More information #ad
6. Opticz
#ad
Opticz Invisible UV Blacklight Reactive Fine Tip Ink Markers Blue Red Yellow 12 Markers with 4 UV Lights
#adOpticz #ad - Glows bright in UV blacklight. Ultra fine tip for precision application. Safe for skin and body. You get 12 markers plus 4 mini uv lights. Invisible/colorless in normal light. 4 invisible blue, 4 Invisible Pink, and 4 Invisible Yellow.More information #ad
Quality and trusted Opticz brand made right here in the USA! Ideal for glow parties, industrial coding, secret messages, event tickets, security printing, inventory control, raffle tickets, and much more!. Marks virtually any porous surface with ease. Does not wash off easily.Brand | Opticz #ad |
Manufacturer | Opticz #ad |
Height | 0.3 Inches |
Length | 5.75 Inches |
Weight | 0 Pounds |
Width | 0.3 Inches |
Part Number | IIMARKEROP |
Model | IIMARKEROP |
More information #ad
7. Opticz
#ad
Opticz Jumbo XL Blue Red Yellow UV Blacklight Reactive Invisible Ink Felt Chisel Tip Marker Pen With Rechargable UV Keychain Light
#adOpticz #ad - Creative writing utensil that features a chiseled tip. Safe for skin when used as directed; enjoy making unique and cool designs that will really pop under any Ultraviolet light or utilize for security reasons such as admissions or authentic returns verifications! Please note, markers only illuminate in ultraviolet light, they do not glow in the dark.Allowing for thicker, more pronounced stroke application to highlighting or a more fine and precise stroke for finer details and writing.
More information #ad
We’re always available for questions or concerns and will work hard to ensure you’re happy. Extra large marker houses 2. 5 times more ink in than our standard sized marker for increased longevity and value. We know our glow: we've been in the glow business for 10+ years! We want you to be beyond satisfied with your purchase. Rechargeable keychain light with Micro USB cable allows for effortless charging anywhere.
Brand | Opticz #ad |
Manufacturer | DirectGlow LLC #ad |
Part Number | IIMARK3SECDG |
Warranty | 6 Months |
More information #ad
8. DIRECTGLOW LLC
#ad
DirectGlow General Purpose Invisible Blue Blacklight Reactive Ink with UV Marker Pen and Keychain Blacklight for Glow Party Secret Message Escape Room Goodies Bag 2 Ounce Bottle Kit
#adDIRECTGLOW LLC #ad - This set includes our high-quality handmade uv marking pen with a blacklight keychain that illuminates the ink. Great for admissions, escape rooms or glow parties, our invisible blacklight glowing ink is an all-in-one solution. Nontransferable, making it ideal for application to an already printed surface.Works with any rubber stamp, secret messages, discreet identification, dry stamp pad, brush on or any other practical application method. Our ink is ideal for serious applications along with casual fun use.
More information #ad
Best viewed in low light, our ink is skin safe when used as directed. Our general-purpose uv ink goes on completely invisible and glows bright fluorescent blue in blacklight. The marker has a firm medium sized spring-loaded rounded nib. Check for authentic returns, draw invisible UV responsive designs on your skin, identify a thief, create unique art and so much more!. Does not wash off easily and very tough to remove. Proudly made right here in the USA. Not for printers or tattoos! Ultraviolet light required. All housed in a solid aluminum alloy body that’s built to last. Designed to dry fast; won’t gum up and become sticky.
Brand | DIRECTGLOW LLC #ad |
Manufacturer | DIRECTGLOW LLC #ad |
More information #ad
9. Opticz
#ad
Opticz UV Blacklight Reactive Large Tip Invisible Ink Marker Blue Red Yellow with UV Light
#adOpticz #ad - These markers can be used for: event tickets, Advertising, Inventory Control, Raffle Tickets, Security Printing, Industrial Coding, Coupons, and more!.Safe for use on skin. Use for security marking such as admissions or create amazing invisible body art designs that glow in blacklight! These are the markers you want for semi permanent invisible marking. Invisible/colorless in normal light.
More information #ad
Glows bright blue red yellow in UV blacklight. Ink is fast drying and does not remove easily! Avoid sensitive area such as eyes, mouth, and nose. Opticz brand mini uv keychain light included with each purchase! Extra large body with broad tip. Contains twice the ink as our standard sized markers! UV light has slide switch for steady on usage.Brand | Opticz #ad |
Manufacturer | Opticz #ad |
Height | 0.6 Inches |
Length | 5 Inches |
Width | 0.6 Inches |
Part Number | IIMARKERXLBRYOPUVL |
More information #ad
10. Opticz
#ad
Yellow, Opticz UV Blacklight Reactive Large Tip Invisible Ink Marker
#adOpticz #ad - Use for security marking such as admissions or create amazing invisible body art designs that glow in blacklight! These is the markers you want for semi permanent invisible marking.These markers can be used for: event tickets, Inventory Control, Coupons, Advertising, Security Printing, Raffle Tickets, Industrial Coding, and more!. You must have a blacklight to get the glow effects.
More information #ad
Invisible/colorless in normal light. Glows bright yellow in UV blacklight. Extra large body with braod tip. Contains twice the ink as our standard sized markers! Safe for use on skin. Ink is fast drying and does not remove easily! Avoid sensitive area such as eyes, mouth, and nose. Please note, these markers do NOT glow in the dark.Brand | Opticz #ad |
Manufacturer | Opticz #ad |
Height | 0.6 Inches |
Length | 5 Inches |
Weight | 0 Pounds |
Width | 0.6 Inches |
Part Number | IIMARKERXLYOP |
More information #ad