White Flattening Brief
- Ordered before 10 p.m., shipped today
- Free Shipping over €100 (NL, BE, DE & UK)
- Low stock - 3 items left
- Backordered, shipping soon
- 3 boxers for €70
- 4 boxers €100 + Free Gift
- add 6 boxers, get 1 FREE
- 8 for €190
White Flattening Brief is gender-affirming tucking underwear in a comfortable brief cut, made with strong, supportive fabric that holds a secure tuck — no tape needed. In clean white, designed in Amsterdam for safe, all-day wear and shipped discreetly worldwide.
Why choose this flattening brief
- Tuck without tape: strong, supportive material holds everything securely in place.
- Comfortable & breathable cotton for all-day wear.
- Smooth, flattering front for a seamless silhouette under any outfit.
- Sizes XS–2XL.
- Discreet packaging and worldwide shipping from the Netherlands.
Frequently asked questions
What is a flattening brief?
A flattening brief is tucking underwear that holds the genitals smoothly and securely in a tucked position for a flat front, without the need for tape.
Do I need tape with this?
No. The strong, supportive fabric holds a secure tuck on its own, so no tape or extra materials are needed.
Is it comfortable to wear all day?
Yes — it's made from soft, breathable cotton for comfortable everyday wear. Listen to your body and take breaks when needed.
What sizes are available?
Sizes XS to 2XL.
Where does Paxsies ship from?
Discreetly worldwide from Amsterdam, the Netherlands, with next-day delivery in NL.
Boxers & Binders
Our sizes reflect EU standard sizes. We recommend to take your normal size boxers & binders. T-shirt size.
Tucking
We recommend to go to our size chart to check your sizing.
Need more help?
In doubt? For exact measurements go here, let us know! We always happy to give you advice on which size is right for you! You can email us info@paxsies.com or contact us here.