Bob H. and 12,456+ Guys wear Menvault
Men's Light Protection Boxer Briefs
Men's Light Protection Boxer Briefs
Stops Leaks Before They Show.
Protection that feels just like regular underwear. Because it is.
Catches & Absorbs Leaks Fast
Blocks Odor
Invisible Under Clothes
Washable & Reusable
Sizing Chart
| Size (US) | HIP (inches) | HIP (cm) | WAIST (inches) | WAIST (cm) | LENGHT (inches) | LENGHT (cm) |
|---|---|---|---|---|---|---|
| 30 (S) | 17.7" | 45 cm | 13" | 33 cm | 11.8" | 30 cm |
| 32 (M) | 18.5" | 47 cm | 13.8" | 35 cm | 12.2" | 31 cm |
| 34 (L) | 19.3" | 49 cm | 14.6" | 37 cm | 13.0" | 33 cm |
| 36 (XL) | 20.1" | 51 cm | 15.4" | 39 cm | 13.4" | 34 cm |
| 38 (2XL) | 20.9" | 53 cm | 16.1" | 41 cm | 13.8" |
35 cm |
| 40 (3XL) | 21.7" | 55 cm | 16.9" | 43 cm | 14.2" | 36 cm |
Flexible fit that adapts to your body without feeling tight.
Note: All measurements are taken flat lay (garment laid flat). For body measurements, double these figures to get your full circumference.
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Will they hold my leaks?
Will they hold my leaks?
Built for dribbles and light leaks. Holds up to 150ml (5 fl oz). Absorbs fast and locks it in. Most guys dealing with leaks after prostate surgery or with age are well covered.
Which size to choose?
Which size to choose?
Check the size chart and pick your regular underwear size. Between sizes? Go one size down.
Not the right fit? We'll exchange it. Even if you've tried them on.
How does Menvault work?
How does Menvault work?
Menvault uses a 9-layer system, each layer doing one job and doing it perfectly.
The moment a leak happens, the first layers absorb it instantly and dry fast, so nothing sits against your skin. No dampness. No irritation.
From there, the liquid is pulled deeper into the fabric and locked inside for up to 12 hours. Bamboo fibers neutralise odour naturally. No chemicals, no smell, no need to change.
The final layers act as a complete barrier. Nothing gets through. Nothing ever reaches your clothes.
You stay dry, fresh, and completely in control. All day, every day.
The first boxer brief built from scratch for men with real leaks. A real boxer brief with 9 layers built directly into the fabric. Front, back, and inner thighs. Right where men actually leak. All 9 layers compressed into a thin construction. Nobody can tell.
The 9 layers are split into three groups. Each group has one job. Together they form a complete system.
Step 1 — The Catcher (Layers 1, 2, 3)
The moment a leak happens, these layers absorb it fast. Skin stays dry. No dampness. No irritation.
Step 2 — The Vault (Layers 4, 5, 6)
Locks the liquid deep inside and holds it there for up to 12 hours. The Bamboo layers naturally kills the bacteria that causes odor. No smell. No changing throughout the day.
Step 3 — The Wall (Layers 7, 8, 9)
Nothing gets through. Nothing reaches your clothes. Ever.
Bonded directly into the fabric. They don't shift. They don't break down after washing. Throw them in the wash like any other pair. Put them on in the morning and forget about them.
Will they look/feel bulky?
Will they look/feel bulky?
No. Thin, fitted, and discreet. No bulk. No crinkle. No diaper outline. From the outside they look just like regular underwear. Nobody will notice.
Are they easy to wash?
Are they easy to wash?
Yes. Throw them in the Machine wash at 30°C (inside out), use mild detergent, air dry, no fabric softener, no ironing. That's it. With proper care each pair lasts up to 3 years.
Read more about washing here:
👉 How to Wash Menvault Underwear
Do you also sell on Amazon or via partners?
Do you also sell on Amazon or via partners?
No. We only sell through our official website. We are the original Menvault. If you spot our name anywhere else, it's likely a fake or a cheap knockoff. Let us know at info@menvault.com and we'll look into it.
LOOKS LIKE UNDERWEAR. WORKS LIKE ARMOR.
Built from scratch for how men actually leak. Protection at the front, back, and inner-leg sides. Right where you need it.
Inside, the 9-layer MultiVault system catches leaks fast, absorbs quick, and locks them in. No dampness. No odor. Comfortable all day. Outside, soft breathable bamboo that keeps you cool and fresh.
Engineered for Men
How it protects you
9-Layer
Multivault
Built-in protection front, side and back. Catches and locks every leak.
Dry-Fast
Core
Absorbs 3× faster than pads. Keeps you dry. No damp.
Soft
Bamboo
Breathable OEKO-TEX© bamboo. Keeps you cool and your skin healthy.
Zero-Odor
Technology
Antibacterial bamboo layers stop bad smells before they start.
LOOKS LIKE UNDERWEAR. BECAUSE IT IS.
No bulk. No crinkle. No lines through your pants. Just put them on and nobody can tell the difference. Not in the locker room. Not in fitted pants. Not anywhere.
VERIFIED BUYERS
DON'T TAKE OUR WORD FOR IT.
"Tried the Prevail guards first because I could grab them at the pharmacy. Worked OK but I was changing 2 to 3 times a day and the crinkle drove me crazy at work. Switched to Menvault a couple months. Wore them to a work dinner last week. Sat, stood, walked to the car. Nothing showed. Nothing shifted. Didn't think about it once."
"After surgery I am dealing mostly with stress leaks. I settled on Tena Guard Max purchased online as the best coverage/price point item. But then I tried the Menvault boxers and I'm very satisfied. I coach tennis and through 2 hours of hitting they really keep me dry and make me feel secure. Really recommend."
"14yrs clean since RALP. I'm now 77. Last month I've switched from Northshore pads to Menvault boxers. I agree they may be a bit pricey upfront but after years of pads I will never go back to pad. The boxer offer superior comfort and allow for leak protection while engaging in a wide range of physical activity. I'm back to wearing thin khakis without fear of leakage."
"Tried the Prevail guards first because I could grab them at the pharmacy. Worked OK but I was changing 2 to 3 times a day and the crinkle drove me crazy at work. Switched to Menvault a couple months. Wore them to a work dinner last week. Sat, stood, walked to the car. Nothing showed. Nothing shifted. Didn't think about it once."
"After surgery I am dealing mostly with stress leaks. I settled on Tena Guard Max purchased online as the best coverage/price point item. But then I tried the Menvault boxers and I'm very satisfied. I coach tennis and through 2 hours of hitting they really keep me dry and make me feel secure. Really recommend."
"14yrs clean since RALP. I'm now 77. Last month I've switched from Northshore pads to Menvault boxers. I agree they may be a bit pricey upfront but after years of pads I will never go back to pad. The boxer offer superior comfort and allow for leak protection while engaging in a wide range of physical activity. I'm back to wearing thin khakis without fear of leakage."
WASH IT. WEAR IT. REPEAT.
Made from soft OEKO-TEX© bamboo. Antibacterial layers keep you fresh all day. Throw them in the wash like any other pair. No special care needed. Built to last hundreds of washes without losing protection.
One pair replaces hundreds of disposable pads. Better for your wallet. Better for the planet.
FREQUENTLY ASKED QUESTIONS
QUESTIONS? WE GOT ANSWERS
How many pairs do I need to get started?
How many pairs do I need to get started?
That depends on how you use them. Most guys start with 4 pairs so there's always a clean one ready while the others are in the wash.
Will I stay clean and fresh wearing them all day?
Will I stay clean and fresh wearing them all day?
Yes. The 9 layers keep you dry. Bamboo stops bacteria before it builds up. No odor. No dampness. Most guys change them after 12 hours or before bed. Just like regular underwear.
Is Menvault better for the planet?
Is Menvault better for the planet?
Yes. One pair replaces hundreds of disposable pads. Less waste, less trash, better for the planet.
What is Menvault made of?
What is Menvault made of?
Soft, breathable bamboo fabric. 95% bamboo, 5% spandex. OEKO-TEX© certified, safe on your skin.
Layers 1, 2, 3 - Polyester microfiber.
Layers 4, 5, 6 - Superabsorbent microfiber and bamboo viscose.
Layers 7, 8, 9 - TPU film. Thermoplastic polyurethane.
What makes Menvault different from other leak-proof boxers?
What makes Menvault different from other leak-proof boxers?
Most leak-proof boxers out there have 4 to 7 layers, cheap cotton fabric, and only cover the front. Not made to last.
Menvault has 9 layers placed exactly where men leak. Front, back, and sides. Fabric that absorbs quick, dries fast, and outlasts hundreds of washes. Built for dribbles, light leaks, and moderate leaks. Up to 150ml. No bulk. Nobody can tell.
And we didn't test this in a lab. Real men who know what's at stake wore them first. Because that's the only test that matters.
Do I always need to use the washable guard?
Do I always need to use the washable guard?
No. The boxer brief works perfectly on its own. The 9 layers handle light to moderate leaks without the guard. Use it when you need extra security. Skip it when you don't.
Is there a fly opening in the boxer brief?
Is there a fly opening in the boxer brief?
Yes, the model for light leaks is designed with a fly-opening.
What If they don't work for me?
What If they don't work for me?
Not working for you? Email us at info@menvault.com within 30 days. Send it back and we'll take care of the rest.
Find our more about our return policy HERE.
What If I order the wrong size?
What If I order the wrong size?
Email us at info@menvault.com with your order number. We'll make sure you get the right size.
