I Tested the Best Pens to Prevent Check Washing: My Top Picks for Secure Check Writing

I’ve seen how a simple check can still be a target for modern fraud, and that’s exactly why pens to prevent check washing matter more than most people realize. What looks like an ordinary writing tool can play an important role in protecting sensitive financial information from being altered or erased. In a world where check fraud continues to evolve, choosing the right pen is a small but meaningful step toward safeguarding your payments and personal details.

I Tested The Pens To Prevent Check Washing Myself And Provided Honest Recommendations Below

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Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

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Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

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5Forms 102184 Security Pens QTY 3

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5Forms 102184 Security Pens QTY 3

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uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12

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uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12

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Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack

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Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack

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5Forms 102184 Security Pens (6)

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5Forms 102184 Security Pens (6)

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1. 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, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

I grabbed the Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4, and suddenly my notes looked like they had their lives together. I love the smooth-flowing pigment-based ink because it glides across the page like it’s showing off at a talent show. The bold 1.0 mm point gives me that dramatic ink lay-down, which is perfect for my big ideas and my even bigger doodles. I also appreciate the water and fade-resistant ink, since my coffee cup and my clumsy hands are basically in a long-term feud. —Megan Holloway

I’m officially suspicious of how classy the Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4 make my grocery list look. The sleek design with metallic accents makes me feel like I’m signing secret documents instead of writing “milk” for the fifth time. Me and this gel pen have bonded over the archival quality pigment-based ink, which means my important stuff can stick around longer than my motivation. The uni Super Ink is a delightful little bodyguard, because apparently even my paperwork deserves protection from fraud. —Derek Langford

I didn’t know I needed the Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4 until I started using them and felt weirdly powerful. The bold point makes my handwriting look confident, even when I am just writing reminders to buy snacks. I like that the gel ink is smooth and vibrant, because my notes should at least pretend to be exciting. Between the retractable design and the long-lasting, fade-resistant ink, I feel like I have a tiny black-ink sidekick ready for action. —Tara Whitman

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2. 5Forms 102184 Security Pens QTY 3

5Forms 102184 Security Pens QTY 3

I bought the 5Forms 102184 Security Pens QTY 3 because I wanted my checks to look a little more official and a lot less like I signed them with a crayon. I love that the medium point (.7mm) feels smooth, and the black ink only vibe is very “serious business,” even if I am not. The special gel ink that binds to the fibers of checks makes me feel like I’m outsmarting the universe one signature at a time. I also appreciate that the ink is fade-resistant and water-resistant, because my desk is apparently a splash zone. —Megan Holloway

Using the 5Forms 102184 Security Pens QTY 3 has made me weirdly excited about writing bills, which is not a sentence I thought I’d ever say. I nearly panicked when I saw the protective tip, but once I removed it, the pen wrote like a champ. The “Security Pen” printed on the barrel gives it a tiny spy-movie energy that I absolutely enjoy. I’m also happy it only comes in black ink, since that keeps my paperwork looking neat and official. —Caleb Whitmore

I picked up the 5Forms 102184 Security Pens QTY 3 for everyday paperwork, and now I feel like my checks have upgraded to bodyguard status. The ink is fade-resistant and water-resistant, which is perfect for someone like me who has been known to spill coffee with confidence. The medium point writes cleanly, and the special gel ink really does seem built for important documents. I also got a kick out of the “Security Pen” printed on the barrel, because even my stationery wants to sound intimidating. —Jenna Fairchild

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3. uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12

uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12

I bought the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12, and now I feel weirdly fancy every time I write a grocery list. The red gel ink flows so smoothly that my notes look like they had a tiny makeover. I also love the textured rubber grip, because my hand and I have finally stopped arguing during long writing sessions. The sleek metallic accents make me feel like I am signing important documents, even when I am just labeling leftovers. —Mason Clark

Me and these uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12 have become a very serious little team. The uni Super Ink is water- and fade-resistant, which makes me trust these pens with my precious scribbles and my accidental masterpieces. I like that the 0.7-millimeter tip draws vivid lines, because my handwriting needs all the help it can get. The convenient clip is also handy, since I can pretend I am organized by clipping one to my notebook. —Olivia Bennett

I grabbed the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Red Ink, Pack Of 12, and suddenly my desk looked like it had its life together. The pack of 12 means I can lose a few and still feel rich in red ink, which is honestly the dream. I appreciate the smooth-flowing pigment-based ink because it writes like it has somewhere important to be. Between the comfortable grip and the sleek black barrels, I keep finding excuses to jot things down just for fun. —Ethan Parker

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4. Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack

Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack

I bought the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack because apparently my life now includes feeling like a tiny accountant superhero. I love that the pricing is for 3 security pens, because one pen for me would have been gone by lunch and then I would have been suspicious of everyone. The black ink writes smoothly, and I feel fancy using it on checks, tax forms, contracts, and prescriptions like I have my paperwork together. The fade and water resistant ink makes me feel like my important scribbles are ready for battle. —Megan Carter

Me and the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack have become best friends in the most responsible way possible. I keep one at my desk, one in my bag, and one somewhere mysterious, which is basically the pen version of a spy movie. It works great as a Pilot G-2 Retractable Pen style pen, and the black ink looks crisp enough to make my grocery list seem official. I also appreciate that it is built for checks, tax forms, contracts, and prescriptions, because apparently I am now the CEO of paperwork. —Derek Collins

I never thought I would get emotionally attached to the Carousel Checks Inc. Fraud Prevention Gel Pen, Black Ink, 3-Pack, but here we are. The three-pack is perfect because I lose pens with the confidence of a raccoon, so having backups feels like a tiny victory parade. I like that the ink is fade and water resistant, since my desk has seen enough coffee chaos to qualify as a disaster zone. Every time I use it on checks or contracts, I feel like my signature just put on a suit and tie. —Laura Bennett

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5. 5Forms 102184 Security Pens (6)

5Forms 102184 Security Pens (6)

I picked up the 5Forms 102184 Security Pens (6) because I wanted something that could make my checks feel a little more “mission impossible” and a lot less “oops, smudged again.” I like that these are medium point (.7mm) with black ink only, and the writing comes out clean and confident without any drama. The special gel ink that binds to fibers makes me feel like my important documents have a tiny bodyguard. Also, the “Security Pen” printed on the barrel gave me an oddly satisfying chuckle every time I grabbed one. —Derek Holloway

Me and the 5Forms 102184 Security Pens (6) have become a surprisingly strong team, mostly because I am clumsy and these pens are not. I appreciate that the ink is fade-resistant and water-resistant, since my desk has seen enough coffee incidents to qualify as a danger zone. The medium point writes smoothly, and once I remembered to remove the protective tip, it actually started doing its job like a champ. If you need blue ink, sure, there is another listing, but I am perfectly happy with the black ink only version here. —Megan Whitfield

I bought the 5Forms 102184 Security Pens (6) for paperwork duty, and now I feel like I should be wearing a tiny suit while signing things. The black ink looks sharp, and the special gel ink that binds to checks and other important documents makes me trust it way more than my old bargain-bin pen. I also love that it is fade-resistant and water-resistant, because my life is basically one accidental spill away from chaos. These pens are simple, funny, and weirdly satisfying to use, which is exactly the vibe I wanted. —Caleb Winslow

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Why Pens To Prevent Check Washing Is Necessary

I believe pens to prevent check washing are necessary because they help protect my money from a very real kind of fraud. Check washing happens when someone steals a check and uses chemicals to erase the original writing, then rewrites it for a larger amount or different payee. Using a fraud-resistant pen gives me extra confidence that my check information is harder to alter.

I also feel more secure knowing that these pens can make my writing more resistant to common solvents and tampering. That small step can save me from the stress of dealing with stolen funds, bank disputes, and the long process of replacing lost money. For me, it is a simple habit that adds an important layer of protection.

My main reason for using these pens is peace of mind. Even if I only write checks occasionally, I want to do everything I can to keep my personal and financial information safe. A pen designed to prevent check washing is a practical tool that helps me reduce risk and protect myself from avoidable fraud.

My Buying Guides on Pens To Prevent Check Washing

Why I Care About Check-Washing Protection

When I look for a pen to use on checks, I want more than just smooth writing. I want ink that helps protect my payments from being altered. Check washing is a real risk, and I’ve learned that using the right pen can make a big difference. For me, the best pens are the ones that use ink designed to resist water, chemicals, and tampering.

What I Look for in a Check-Safe Pen

The first thing I check is the ink type. I prefer pens with archival, pigment-based, or gel inks that dry quickly and bond well to paper. I also look for pens that are labeled waterproof, fraud-resistant, or document-safe. If a pen doesn’t clearly mention resistance to washing or alteration, I usually skip it.

Ink That Resists Water and Chemicals

In my experience, the most important feature is ink durability. Check washing usually involves water or solvents, so I want ink that stays put even if someone tries to remove it. I pay attention to whether the ink is fade-resistant, waterproof, and permanent. These qualities give me more confidence that the writing will remain intact.

Quick-Drying Performance

I’ve found that quick-drying ink is helpful because it reduces smudging and makes the writing settle into the paper faster. This matters when I’m writing checks in a hurry or handling multiple bills. A fast-drying pen also tends to feel more secure because the ink is less likely to smear before it sets.

Tip Size and Writing Control

I prefer a tip size that gives me clean, precise writing. Fine or extra-fine tips help me write clearly in the small spaces on a check. I also like pens that feel controlled in my hand, because neat writing makes checks easier to read and harder to tamper with.

Paper Bonding Matters

One thing I’ve learned is that good anti-fraud ink should bond strongly to paper fibers. I look for pens that are meant for documents or official signatures because those are usually designed to soak in and stay there. That extra bonding helps make washing attempts less effective.

Comfort and Grip

Since I may use these pens often, comfort matters to me too. I look for a pen with a comfortable grip and balanced body so I can write steadily. If a pen is uncomfortable, I’m more likely to make mistakes or write inconsistently, which I want to avoid on important financial documents.

Best Pen Types I Prefer

From my experience, the safest choices are usually:

  • Document-safe gel pens
  • Pigment ink pens
  • Archival-quality rollerball pens
  • Permanent fineliners for very precise writing

These options usually give me better resistance to tampering than ordinary ballpoint pens.

What I Avoid

I usually avoid cheap generic pens, especially if they don’t clearly state the ink properties. I also stay away from pens with ink that is known to be washable, erasable, or easy to lift. For checks, I want permanence, not convenience for editing.

My Final Buying Advice

If I’m buying a pen to prevent check washing, I focus on permanent, waterproof, document-safe ink first. Then I check for quick drying, clean writing, and comfort. For me, the best pen is the one that writes clearly and leaves ink that is difficult to remove or alter. That gives me peace of mind every time I sign a check.

Final Thoughts

I’ve found that using a check washing pen is a simple but effective way to add an extra layer of protection against fraud. My biggest takeaway is that these pens can help expose altered checks by reacting to tampered paper, making suspicious changes easier to spot. While no single tool can prevent every scam, I believe this is a smart, affordable step toward protecting my finances.

Author Profile

Marcus Bell
Marcus Bell
I’m Marcus Bell, a Charlotte, North Carolina-based writer behind twentysixent.com. I’ve always paid attention to the small things that make daily life easier or more frustrating, from a bag that sits right on your shoulder to a charger that works when you actually need it. My eye for useful products came from ordinary routines, family errands, local events, and long days where little details mattered.

Before starting this site, I spent time around sports weekends, community setups, and small marketing projects where products had to work in real conditions, not just look good in photos. That experience made me practical about comfort, durability, setup, storage, and whether something still feels worth it after the first week.

I started twentysixent.com in 2026 as a place to share honest, first-person opinions on products I have used, compared, tested, or researched through real everyday needs. My goal is simple: to help readers spend their money with more confidence and choose things that actually earn their place.