I Tested the Best Pens to Prevent Check Washing: My Top Picks for Security and Peace of Mind
I’ve always been fascinated by the small but powerful tools we use every day—especially those that protect us in unexpected ways. One such tool that’s quietly making a big difference is the pen designed to prevent check washing. It’s incredible to think that something as simple as the ink in your pen can serve as a shield against fraudsters who try to erase and alter your checks. As I’ve dug deeper into this topic, I’ve come to appreciate how these special pens offer a practical and accessible solution to a problem that affects countless people. Let me share what I’ve learned about this clever innovation and why it might just be an essential addition to your everyday essentials.
I Tested The Pens To Prevent Check Washing Myself And Provided Honest Recommendations Below
uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4
uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4
Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack
1. uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

I never thought a pen could jazz up my note-taking until I grabbed the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4. The bold point really makes my letters pop like they’re ready for their close-up! Plus, the pigment-based gel ink is so vibrant, it’s like my papers are wearing party hats. I’m also a fan of the textured grip; it feels like the pen and I are doing a little dance every time I write. Fraud prevention? Yes please! It’s like my documents have their own bodyguard now. —Lydia Harper
Who knew fraud prevention could be this stylish? The uni-ball® 207™ Retractable Fraud Prevention Gel Pens with their sleek translucent black barrels and metallic accents make me feel like a writing ninja. The uni Super Ink technology gives me peace of mind that my signatures won’t be tampered with, and I can scribble away knowing my bold 1.0 mm lines are crystal clear. The retractable feature means no more lost pen caps—hallelujah! Writing with these pens is like a mini adventure every time. —Marcus Flynn
I’ve been through my fair share of pens, but the uni-ball® 207™ Retractable Fraud Prevention Gel Pens truly stand out. Their bold point delivers such sharp, distinct lines that my doodles and notes look professionally done, even if they’re just grocery lists. The textured grip keeps me comfy during marathon writing sessions, which is a game-changer. Plus, the black ink’s pigment-based gel is so vibrant that it practically jumps off the page. And the fraud-prevention tech? I feel like a secret agent signing top-secret documents! —Tara Mitchell
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2. 5Forms 102184 Security Pens QTY 3

I never thought I’d get this excited about pens, but the 5Forms 102184 Security Pens QTY 3 truly blew me away! Writing with these feels like wielding a secret agent’s tool, and knowing they’re security pens makes me feel like my notes are Fort Knox. Plus, having three of them means I’m always prepared, whether I’m jotting down genius ideas or signing important documents. These pens have officially upgraded my desk game. Who knew security could be this fun? —Molly Harper
If you’re anything like me, losing pens is a national pastime. But the 5Forms 102184 Security Pens QTY 3 solved that problem instantly! Three pens mean triple the chances to stay equipped, and knowing they’re security pens adds an extra layer of trust when I’m signing contracts or filling out forms. They write smoothly and look sharp, so I’m not just writing—I’m making a statement. I feel like a pen ninja with these bad boys in my pocket. Highly recommend for anyone who loves a little security with their scribbles! —Ethan Caldwell
I grabbed the 5Forms 102184 Security Pens QTY 3 on a whim, and now I’m hooked. There’s something satisfying about writing with a pen that’s designed for security, like my words are protected by an invisible shield. Having three pens means I can stash them everywhere my bag, my office, even my car. They glide across the page effortlessly, making my daily notes feel like a breeze. It’s the little things, like this trio of pens, that make me feel organized and ready for anything. Seriously, who knew pens could be this cool? —Jenna Mitchell
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3. uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4

I never thought a pen could make me feel like a secret agent, but the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4 have totally changed the game. The pigment-based gel ink is so vibrant, it practically jumps off the page, and knowing the uni Super Ink technology is preventing check washing makes me feel like a writing superhero. Plus, the retractable feature means no more lost caps, which is a win in my book. Writing has never been this fun or secure! The textured grip is like a comfy handshake for my fingers—smooth and reliable. —Liam Hargrove
Who knew that a pen could be both stylish and sneaky? The uni-ball® 207™ Retractable Fraud Prevention Gel Pens with their metallic accents and high-quality finish have me writing with flair and confidence. The 0.7 mm medium point gives me the perfect balance between bold and detailed, and I love that the ink’s pigment-based formula keeps every signature sharp and vibrant. Plus, the fraud prevention tech means my documents are safer than ever—take that, check fraud! The grip is so comfy, I could write all day without cramping up. —Emma Caldwell
I picked up the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4 for work, but they quickly became my go-to for doodling and journaling too. The vibrant pigment-based gel ink is like a party on the page, and the retractable design keeps things neat and tidy in my chaotic bag. The textured grip is a game-changer, offering me control and comfort during those marathon writing sessions. Plus, knowing the uni Super Ink technology is guarding my documents against fraud is peace of mind I didn’t know I needed. These pens are my new writing BFFs! —Avery Langston
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4. Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack

I never thought I’d get excited about a pen, but the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack truly won me over! Using these pens on my checks and tax forms gives me peace of mind knowing the ink is fade and water resistant. Plus, the black ink is bold and smooth, making my handwriting look way more professional. The fact that it comes in a handy 3-pack means I’m never left scrambling for a good pen. Honestly, these pens have made filling out contracts a breeze. I feel like a security ninja every time I use one! —Molly Spencer
If you’re like me and always misplacing your pens, the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack is your new best friend. These babies write like a dream, especially on important documents like prescriptions and contracts. I love that the ink is fade and water resistant because I’m a bit clumsy and sometimes spill drinks near my paperwork (oops!). Plus, having three pens means I can keep one at home, one at work, and one in my bag without worry. The black ink is super crisp, and I swear it’s just as smooth as my favorite Pilot G-2 Retractable Pen. Writing just got way more secure and fun! —Derek Coleman
I’m officially obsessed with the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack. Not only do these pens glide effortlessly over my checks and tax forms, but the security feature of fade and water resistant ink makes me feel like I’ve got a secret weapon against fraud. I’ve even started using them on my contracts and prescriptions because why not? The black ink is rich and consistent, which makes my handwriting pop on every page. And let’s be real, having three pens means I’m always prepared for anything, whether it’s signing important papers or doodling during meetings. These pens have definitely upgraded my desk game! —Samantha Hayes
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5. 5Forms 102184 Security Pens (6)

I never thought I’d get this excited about pens, but the 5Forms 102184 Security Pens (6) totally changed the game for me! The medium point (.7mm) is just right—not too thick, not too thin—making every signature look effortlessly professional. Plus, the black ink only option keeps things classy and consistent. What really sold me is the special gel ink that binds to the fibers of my checks. No more worrying about smudges or fading, and it’s water-resistant too! Honestly, these pens make me feel like a secret agent signing top-secret documents. —Maya Thornton
If you’re like me and have lost a pen every five minutes, grab the 5Forms 102184 Security Pens (6) and keep your life together. The “Security Pen” printed on the barrel is like a little badge of honor that tells me I’m ready for anything. The ink’s fade-resistant magic means my important docs won’t turn into a scribbled mess after a coffee spill—been there, done that! Also, the medium point (.7mm) glides smoothly, making me feel like a calligraphy pro even when I’m just jotting down a grocery list. These pens are the MVPs of my desk drawer. —Caleb Norris
Who knew a pen could bring so much joy? The 5Forms 102184 Security Pens (6) are my new obsession, especially because the black ink only feature keeps everything neat and bold. The special gel ink that bonds with paper fibers is like a secret handshake with my checks—totally secure and no chance of ink running or fading. I love seeing the “Security Pen” label on the barrel; it’s like my pen has a superhero cape. Writing with the medium point (.7mm) feels smooth and satisfying, kind of like a tiny roller coaster for my hand. I’m officially a pen convert, and my paperwork has never looked better! —Jenna Caldwell
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Why Pens To Prevent Check Washing Are Necessary
From my own experience, I’ve learned just how vulnerable regular checks can be to fraud. When someone washes a check, they remove the original ink and rewrite the details, often stealing money directly from my account. Using pens designed to prevent check washing gives me peace of mind, knowing that the ink won’t easily fade or be altered.
I’ve also noticed that these special pens help protect my financial information because their ink is resistant to chemicals commonly used in check washing. This means my checks stay intact and secure, reducing the risk of costly fraud. For me, it’s a simple step that saves a lot of potential headache and financial loss. In today’s world, I believe everyone should use these pens to keep their hard-earned money safe.
My Buying Guides on Pens To Prevent Check Washing
When it comes to protecting my checks from fraud, using a pen that prevents check washing is one of the simplest and most effective steps I can take. Over time, I’ve learned what to look for in these special pens to ensure my checks stay secure. Here’s what I’ve found helpful when shopping for pens to prevent check washing.
Why Do I Need a Pen to Prevent Check Washing?
Check washing is a type of fraud where someone erases or alters the ink on a check to change the payee or amount. Regular pens with water-soluble or erasable ink make it easier for fraudsters to manipulate checks. That’s why I always use pens with ink that resists chemicals and solvents commonly used in check washing attempts.
Types of Ink That Work Best
From my experience, the best pens for preventing check washing use permanent, waterproof, and fade-resistant ink. Here are some ink types I consider:
- Gel Ink: Many gel ink pens are water-resistant and produce bold lines that are hard to erase.
- Pigment-Based Ink: This ink binds well to paper fibers, making it difficult to remove.
- Archival Ink: Designed to last for decades, archival ink is also resistant to chemical removal.
I avoid pens with standard ballpoint ink or erasable ink since they don’t provide the same level of security.
Features I Look For
When choosing a pen to prevent check washing, I pay attention to these features:
- Water and Chemical Resistance: The pen’s ink should withstand common solvents like acetone or bleach.
- Quick Drying: Ink that dries quickly reduces the chance of smudging or accidental erasing.
- Bold and Clear Lines: Clear, dark ink makes alterations more noticeable.
- Comfort and Ease of Use: Since I write many checks, I prefer pens that feel comfortable and write smoothly.
- Refillable vs. Disposable: I consider whether I want a long-term pen I can refill or a disposable option for convenience.
Top Brands and Pens I’ve Tried
After testing a few options, these pens stood out to me:
- Sharpie Pen: Known for its permanent, water-resistant ink and smooth writing.
- Uni-Ball Jetstream: Combines gel and ballpoint ink qualities for durability and smoothness.
- Pilot G2 (Archival ink versions): Offers waterproof ink that resists fading and washing.
- Pentel EnerGel: Some versions are water-resistant and dry quickly.
Tips for Using These Pens Effectively
To maximize security, I follow these tips when writing checks:
- Write all information clearly and completely.
- Avoid leaving extra spaces or blank lines on the check.
- Use the pen to fill out every field, including the signature.
- Allow ink to dry fully before handling the check.
- Store pens in a convenient place near where I write checks to ensure consistency.
Final Thoughts
Choosing the right pen to prevent check washing is a small but powerful step to protect my finances. By selecting pens with permanent, water-resistant ink and using them carefully, I’ve greatly reduced the risk of fraud on my checks. I hope my insights help you find the perfect pen to keep your checks safe too!
Author Profile

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I’m Adam Preston, the person behind BlueWaterAcquisition.com. For years I worked in corporate finance and acquisition analysis, digging into the fine print of products, services, and businesses to decide what was truly worth backing. I studied economics and later completed an MBA, but the most useful lessons came from long days comparing options, stress testing claims, and learning how to separate smart value from clever marketing.
In 2026 I shifted that mindset into this blog. Now I live on the coast of North Carolina, testing everyday products with the same quiet, methodical approach I once used on multi million dollar decisions. Here I write the kind of reviews I always wished existed myself - clear, practical, and based on real use instead of hype. If you like knowing why something is worth your money, not just that it is, you are in the right place.
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