BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Icon Trunk Men's Underwear: Black
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Icon Trunk Men's Underwear: Black
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
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Classic Trunk

Black 3 Pack

Ultra-soft, naturally-breathable everyday comfort.

$96.00 USD $86.00 USD

Size:

Size Guide

Color:  2 Colors


Multi-packs
BN3TH Classic Trunk: Black 3 Pack Men's Underwear
Classic Trunk: Black 3 Pack
Ultra-soft, naturally-breathable everyday comfort.
BN3TH Classic Icon Trunk: Navy 3 Pack Men's Underwear
Classic Trunk: Navy 3 Pack
Ultra-Soft, Breathable, All-Day Comfort.

These luxury Trunks feature an ultra-soft, breathable, lightweight TENCEL™ Modal that is sustainably sourced, guaranteed to stay smooth and keep you comfortably supported at all times.

The Original 3D Pouch lifts and supports everything, eliminating the need to shift or adjust.

Fabric: 95% TENCEL™ Modal, 5% Spandex

The Original 3D Pouch
Chafe-Free Flatlock Stitching
Premium No-Roll Waistband
Cloud-like breathability
Ultra-soft, smooth feel
TENCEL™ Modal is sustainably-sourced

Model shown is 6’0” tall, 175lbs, has a 32” waist and is wearing size medium.

This 3.5" inseam Trunk has a free feeling fit.

View Size Guide


All BN3TH fabrics are soft and made from a performance stretch fabric. If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.

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Free standard shipping is available on all orders above $75 (after discounts and before taxes).

All available shipping options will be visible at checkout. We ship orders within 1-2 business days, but this can increase during promotional periods.

We offer a 30-day return window for all purchases made directly through our website. To submit a return request, please use our online portal: returns.bn3th.com.

For more information, check out our Frequently Asked Questions page.

ENGINEERED COMFORT

WHY WE MADE THIS

Our Classic Icon Collection pairs ultra-soft comfort with fabric made from naturally-breathable TENCEL™ Modal fibers and The Original 3D Pouch for unrivalled support all day, every day.

SUSTAINABILITY MATTERS

These are made from sustainably-sourced TENCEL™ Modal fibers. As a renewable resource, birch trees are consciously farmed and turned into fiber.
OEKO-TEX® certified fabrics guarantee that our end products are tested and proven free from harmful toxic chemicals.
An accreditation with Canopy ensures these cellulose fabrics aren't being produced at the expense of ancient and endangered forests, nor impact the species that inhabit them.

Overall rating: 4.68578 / 5 from 436 reviews.

AI Generated Review Summary

The Classic Trunk: Black 3 Pack offers exceptional quality, comfort, and support. Customers praise its soft, breathable TENCEL™ Modal material, excellent fit, and great color. The design and support are also highly appreciated, making it a top choice for those seeking luxury and functionality in their underwear.

Summary topics

  • Product Quality (11%): It was highlighted by customers that the quality of the product is very good and highly praised.
  • Product Color (10%): Customers appreciated the great color of the product, with multiple reviewers expressing their love for it.
  • Product Support (6%): It was highlighted by customers that the support provided by the product is excellent and great for working out.
  • Product Fit (24%): A significant amount of customers expressed appreciation for the excellent fit of the product, with many describing it as perfect or great.
  • Product Comfort (8%): Customers loved the exceptional blend of comfort, style, and quality provided by these trunks.

Review topics: ["color","feel","fit","issues","material","fabric","quality","underwear","comfort","design","look","trunks","size","cut","length","pouch","stretch","weight","skin","support","style","band","stitching","waistband","pattern","man","difference","pair","customer service","boys"].

Review highlights

  • "great cut, nice quality material, and the feel was great all day long" — Nick B.
  • "Innovative design that provides a comfortable fit as well as great support…" — C. C.
  • "Great fit, great feel and love the color!" — Steve S.

Reviews

Glad I made the decision

"I was always against “more expensive” underwear, but it was time to upgrade and I am glad I did. Honestly, some of the best fitting + most comfortable underwear I have worn. Only a few weeks into wearing them, so we will see how they hold up over time, but 5 out of 5 for me right now."

— Brock N. (5/5)

The quality is very good,

"The quality is very good, it fits in every situation, and the fabric is so good youre not feeling it."

— Christian B. (5/5)

"Everything arrived on time and I like way my shorts get wet but my skin stays dry."

— Harrison (5/5)

"Everything arrived on time and I like way my shorts get wet but my skin stays dry."

— Harrison (5/5)

"Everything arrived on time and I like way my shorts get wet but my skin stays dry."

— Harrison (5/5)

"Everything arrived on time and I like way my shorts get wet but my skin stays dry."

— Harrison (5/5)

"Everything arrived on time and I like way my shorts get wet but my skin stays dry."

— Harrison (5/5)

BNETH

"The material moves with you they stay in place when you stretch. Holds stuff in place all day"

— Bill N. (5/5)

Great support and thin

"Great for white short shorts"

— Nicolas C. (5/5)

Best underwear I've ever had

"It's simply the best ;)"

— Kostiantyn M. (5/5)

Q&A