BRIV Leak-Proof boxers for light and moderate leaks
LEAK-PROOFODOUR CONTROLWASHABLE

BRIV® Leak-Proof Bamboo Boxers

FOR LIGHT & MODERATE LEAKS

Bamboo boxer briefs with the protection built into the fabric, so leaks are caught before they show and nobody can tell you are wearing anything different.

Caught Before It ShowsFront, back and inner-leg coverage. Absorbed in seconds, locked in.
No Smell. No Damp.Bamboo layers stop odour building. Nothing sits against your skin.
Nobody Can TellNo crinkle. No pad outline. No bulk under chinos.
Wash. Wear. Repeat.Machine wash like any other pair. Stop buying pads for good.
Size — Same size for every pair
Limited-time offer: up to 4 free welcome giftsSTAY DRY. STAY FRESH. STAY OUT LONGER.
MOST POPULAR · BEST VALUE
With 2 pairs, laundry day decides your day. With 4, there is always a clean pair ready, even after a leak.
CHOOSE YOUR COLOURS
FREE WELCOME GIFTS · ALL 4 SHIP WITH YOUR ORDER
Laundry Wash Bag
$14FREE
Laundry Wash Bag
Discreet Travel Bag
$19FREE
Discreet Travel Bag
Booster Guard
$15FREE
Booster Guard
Pelvic Floor Reset Plan (PDF)
$24FREE
Pelvic Floor Reset Plan (PDF)
WHAT YOU GET
4 pairs × $39.95$159.80
4 welcome gifts$72
Total value$231.80
You pay$79.90
That is $19.98 a pair. Not for you? Return the boxers within 30 days and keep all four gifts.
Free discreet shipping
Order now to get it between and
Order within --:--:-- to lock in bundle pricing

Plain, unbranded box30-day money-back guarantee
Will they hold my leaks?

Built for dribbles, light leaks and moderate leaks. Each pair holds up to 300 ml (10.14 fl oz), absorbs it fast and keeps it locked in for up to 12 hours.

Made for men dealing with:

After prostate surgery. The layers catch what you are dealing with while you recover.

Stress leaks. A cough, a sneeze, a heavy lift. Absorbed before it shows.

After-dribble. That last bit after you have already been. No wet patch, no pad.

Sudden urgency. They buy you the seconds you need to make it.

Overnight. Up to 12 hours of protection, so you wake up dry.

An honest note. If you leak more than 300 ml in one go (about a full can of soda), or you rely on adult briefs every day, these are not the right fit. We would rather tell you now than take your money.

Which size should I choose?

Take your usual underwear size. Our sizing is true to size, from S to 8XL. Between sizes? Stick with your regular underwear size. Wrong size? We swap it free, even if you have worn them.

Will they look like I am wearing a pad?

No. The layers are pressed flat into the fabric, so there is no crinkle, no ridge and no outline under chinos or suit trousers. From the outside it is just a pair of boxer briefs.

How do I wash them?

Inside out, machine wash at 30°C with a mild detergent, then air dry. Skip fabric softener, it coats the fibres and slows absorption. That is all.

Delivery and guarantee

Free shipping in a plain, unbranded package. Nothing on the label says what is inside. Wear them for 30 days. If they do not work for you, send them back for a full refund. With Buy 2, Get 2 Free, you keep all four gifts either way.

300mlHeld by every pair
9 layersFront, back and sides
0Pads to carry around
30 daysTo try them, risk-free

For the man who has spent years planning his day around it.

The routine you stopped noticing

You have been mapping every toilet without realising it.

Count it tomorrow. The aisle seat at the cinema. The spare pad in the glovebox. The dark trousers you reach for first. Most men do it a dozen times a day and have simply decided that is normal.

It does not have to be. BRIV Leak-Proof works differently. The protection is built into the underwear itself, front, back and through the inner leg, so a leak is caught and locked away before you have had time to worry about it.

Pads shift. This does not.

By the end of day one, you stop checking.

A pad is a separate thing stuck to your underwear. It slides when you sit, bunches when you walk and crinkles the moment the room goes quiet. Most men end up changing them two or three times a day.

Here the protection is the underwear. Nothing to stick, nothing to shift, nothing to swap in a public toilet. Soft bamboo on the outside, a leak-locking core where it counts.

Most men start with four

Order enough. Seriously.

One on. One in the wash. One drying. One in the overnight bag. Four pairs is the point where you stop thinking about laundry, and stop thinking about leaks.

That is exactly what Buy 2, Get 2 Free is for, and it comes with all four welcome gifts.

HONEST COMPARISON

What you have been putting up with.

Pads, guards, cheap leak-proof pairs. Here is how they line up.

BRIV LEAK-PROOF
PADS & GUARDS
GENERIC LEAK-PROOF
Catches leaks front, back and sides
Front only
Partly
Nobody can tell you have it on
Partly
Stops odour building through the day
Partly
Soft against skin all day
Partly
No changing halfway through the day
Partly
No ongoing cost every month
Holds its protection wash after wash
Single use
Partly
Built, not stuck on

Six things you will feel every day.

01
Soft bamboo outerBreathes, stays cool and feels like your everyday pair. Nothing plasticky against your skin.
02
Quick-wick top layersPull moisture away from you in seconds, so nothing sits damp against your skin.
03
Absorbent coreSoaks up to 300 ml and holds it, even when you sit down or bend over.
04
Breathable leak barrierThe last layer stops anything reaching your trousers, without trapping heat.
05
Front, back and inner-leg coverageNot a patch at the front. Protection sits where men actually leak.
06
Flat, no-roll waistbandStays exactly where you put it, sitting at a desk or behind the wheel all day.
See it for yourself

The difference is in the build.

Same pour, same amount, ten seconds later. One sits on top. One disappears.

PAD ON COTTONShifts. Bunches. Shows.Stuck to the front only. Leaks escape at the edges the moment you move.
BRIV LEAK-PROOFBuilt in. Stays put. Disappears.Absorbed in seconds, locked in the core, dry against your skin.
ONE PAIR. ONE DAY.

What actually changes hour by hour.

7 AMOn, and forgottenNo pad to fit, no crinkle on the stairs. You put on underwear, and that is the end of the thought.
11 AMThe cough, the lift, the laughA sudden leak is pulled away in seconds. Nothing shows, even through light chinos.
4 PMStill dry. Still fresh.Bamboo keeps odour from building. No afternoon dash to change, no bag of spares.
10 PMInto the washMachine wash, air dry, back in the drawer. No bin full of used pads.

The best protection is the one nobody knows you are wearing.

MADE FOR
After prostate surgeryStress leaksAfter-dribbleSudden urgencyOvernight
THE PERSON WHO NOTICES FIRST

She noticed you started saying yes again.

Yes to the long lunch. Yes to the drive to see the grandkids. Yes to the second half of the match.

Nobody notices the underwear. What they notice is that you have stopped looking for the nearest toilet, and started staying until the end.

No awkward parts

Everything after you order.

Plain, discreet deliveryUnbranded box. Nothing on the label says what is inside.
30-day money-backWear them, wash them. If they are not right, you get a full refund.
Free size exchangeEven if you have worn them. We just want the fit right.
Secure checkoutShop Pay, Apple Pay, PayPal and all major cards.
Ask us anything

Everything else you are wondering.

How does the protection actually work?
Think of it as layers sewn into the underwear. The top layers pull moisture away from your skin in seconds. The middle layers soak it up and hold it. The bottom layer is a breathable barrier that stops anything reaching your trousers. All of it runs front, back and through the inner leg, where men actually leak.
How much can one pair hold?
Up to 300 ml (10.14 fl oz), about a full can of soda, locked in for up to 12 hours. That covers dribbles, stress leaks and most sudden leaks. It is not designed to replace full adult briefs, and we would rather say so up front.
Will anyone be able to tell?
No. No crinkle when you sit, no outline under fitted trousers, and nothing in a changing room that looks like anything other than boxer briefs.
How many pairs do I need?
Most men start with four: one on, one in the wash, one drying, one spare. Buy 2, Get 2 Free covers exactly that.
What are the free welcome gifts?
Buy 2, Save $10 comes with the Laundry Wash Bag and the Discreet Travel Bag for carrying a spare pair when you are out. Buy 2, Get 2 Free comes with all four: those two, plus the Booster Guard for heavier days and the Pelvic Floor Reset Plan (PDF). With Buy 2, Get 2 Free you keep all four gifts even if you send the boxers back. The physical gifts ship in the same plain box. The plan arrives by email.
Can I wear them overnight?
Yes. Each pair protects for up to 12 hours, so plenty of men put on a fresh pair before bed and wake up dry.
Do they smell after a leak?
The bamboo layers keep odour from building through the day. Change at night as you would any underwear, and wash as normal.
What if they do not work for me?
Email us within 30 days. We will arrange the return and refund you in full. No forms to argue with.
BUY 2, GET 2 FREE

Four pairs. One order. Then stop planning around it.

Get 2 pairs + 2 free with all four welcome gifts, keep a clean pair ready while the others wash, and get back to your day. If they do not work for you within 30 days, you get every cent back, and you keep the gifts.

Get 2 + 2 Free
4 free welcome gifts Free discreet shipping 30-day guarantee Free size exchange Secure checkout
BRIV Leak-Proof Bamboo BoxersSize chart
True to size. Take your normal underwear size.
SIZEWAIST (IN)HIP (IN)
S29 – 3136 – 38.5
M32 – 3439 – 41
L35 – 3741 – 43.5
XL38 – 4044 – 45.5
2XL41 – 4346 – 48
3XL44 – 4648 – 50.5
4XL47 – 5051 – 53.5
5XL51 – 5454 – 57.5
6XL55 – 5958 – 62
7XL60 – 6563 – 67
8XL66 – 7268 – 73
Waist and hip are body measurements. Your selected size is highlighted.
How to choose your size

Use your trouser size. The waist sizes in inches match standard US men's trouser sizes.

Measure for accuracy. Run a tape around your natural waistline, where your trousers sit, and around the fullest part of your hips.

Between sizes? Take your regular underwear size.

Still not right? We swap it free, even if you have worn them.