Crafted for the discerning go-getter

The comfiest undies you'll ever wear

Say goodbye to daily discomfort

Experience the difference

Men's blue trunks underwear hotspot features

No-Roll Comfort Waistband

It's snug but soft, holds its stretch, never rolls, and is irritation-free.

Top Flop® Horizontal Fly

Designed for swift, over-the-top access when nature calls, without the fumble.

3D Supportive Pouch

Anatomically supportive and hygienic. It cradles with natural, unrestrictive support.

Silky-Soft Sustainable Fabric

MicroModal™ is 3x softer than cotton and luxuriously smooth on your skin.

Chafe-Free, Stay-Down Legs

The leg hems are tighter but stretchier. It's designed (and proven) to hold it down, while you do you thing

The Unseen Problem

The daily discomfort down under

Issues like ride-up, waistband rolling, chafing, and quick wear-and-tear are more than just minor annoyances. They disrupt your day, affect your confidence, and lead to repeated purchases of low-quality underwear.

Each time you adjust, feel sweaty, or discover a new tear, the day's comfort and confidence dip a little. It's a continuous cycle of discomfort and frequent replacements, hitting both your comfort and wallet.

A supreme, natural alternative

Upgrade to sustainable softness

Discover the luxurious feel of MicroModal™, sourced from Europe and crafted in Turkey.

This soft, moisture-wicking, and breathable fabric is sustainably sourced, outperforming bamboo and cotton in providing all-day freshness and comfort.

BETTER FOR YOU & THE ENVIRONMENT

Eco-friendly choice for your skin

Choose MicroModal™ over bamboo for a more absorbent and durable natural fiber that benefits both you and the environment.

Produced in a GOTS certified factory in Turkey, our undies combine eco-consciousness with skin-friendly comfort.

How underwear should be

Underwear designed for you

Our underwear is thoughtfully designed with your needs in mind. An anatomically correct pouch supports the twins, reinforced leg hems prevent ride-up and chafing, and our horizontal fly allows for hassle-free bathroom breaks. Experience the ultimate in underwear comfort and practicality.

Moisture wicking

See how Debriefs keep you fresh & dry

Trusted by thousands of happy customers

4.8

"Very happy so far, comfy undies dried quickly on a recent kayak trip Horizontal fly actually makes sense."

Joseph T.Gisborne, AU

First Pair Guarantee

Try Debriefs risk-free!

If you don't love them, your first pair is free!

Got questions?

Get the answers to our most FAQ

It's easy! Simply add all the items you want to your cart and a discount will be applied automatically. The more you add, the higher the discount will be.

You can mix any style, colour and size.

Nothing. The price will work out the same. You just have the option to create your own multipack with any style, colour and size combination, or select a pre-made one.

Trunks have a short leg, where as boxer briefs have a long leg.
If you're an active guy, or you have larger legs, we recommend choosing boxer briefs. If you have a sedentary lifestyle, work behind a desk, or have thinner legs, we recommend choosing trunks.

Debriefs are made from 94% MicroModal and 6% Elastane. MicroModal is a sustainably sourced fabric that's produced from beech wood trees grown in Austria. The added Elastane provides extra stretch for a snug fit that moves as you do.

Debriefs are made in Turkey by our GOTS certified manufacturer. The MicroModal we use is sourced from Lenzing in Austria.

We’ve gone to great lengths to ensure we work with sustainable and natural materials where ever we can. MicroModal is a sustainably sourced fabric that is 100% biodegradable. It's one of the most sustainable fabrics in the world and supersedes cotton with it's eco-friendly qualities.

All of our manufacturing partners are GOTS certified and abide by sustainable production practices.

We also use 100% biodegradable mailing satchels, and carbon neutral shipping providers.

If you're not satisfied with your first pair of Debriefs and it's within 30 days of receiving them, you can request a refund from the returns page here.

Refunds are only eligible on first time purchases, and are limited to 1 pair.

All underwear purchased from Debriefs come with a 12-month warranty which covers holes, tears and loss of elasticity.

It does not cover any defects caused by improper use, defects caused by improper care, pilling, and general wear and tear.