Man’s SET PowerStretch Trunk 3.9" in navy with playful banana print, anatomical men’s underwear, angled front view
Comfortable men’s underwear by Man’s SET, navy banana-print PowerStretch Trunk 3.9", front view on model
Man’s SET PowerStretch Trunk 3.9” in navy banana print, breathable anatomical men’s underwear, close-up front view
Man’s SET PowerStretch Trunk 3.9” in navy with banana print, soft and breathable men’s underwear, back view
Navy PowerStretch men’s trunk underwear by Man’s SET with yellow banana print and soft stretch fabric, angled back view
PowerStretch Trunk 3.9", Navy Banana
PowerStretch Trunk 3.9", Navy Banana
Men’s Anatomical Underwear with Support Pouch, Moisture Control and Ultra Soft, Breathable Fabric, Structure Detail View

PowerStretch Trunk 3.9", Navy Banana

Regular price$24.50
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Free shipping on orders over $60

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Guranteed Comfort Fit Guranteed Comfort Fit
Body-Conforming Design Body-Conforming Design
Cool & Breathable Fabric Cool & Breathable Fabric
Supports Reproductive Health Supports Reproductive Health

Why MAN'S SET?

  • benefit icon High-performance Ball Pouch
  • benefit icon Keeps You 1.5°C Cooler All Day
  • benefit icon Made with super-soft fabric
  • benefit icon Prevents Shifting & Bunching

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Color
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  • In stock, ready to ship
  • Backordered, shipping soon
  • Free shipping on orders over $60

- For the big and strong
- Reduce chafing between your legs
- Classic anatomical pouch
- 95% cotton / 5% elastane
- 185±8% GSM fabric weight
- Reduced temperatures and improved ventilation
- Inseam: 3.62
4.25

PowerStretch Trunks

Experience the ultimate in comfort and style with the PowerStretch Trunks—underwear designed with you in mind.

Why It’s Special:

Enhanced Anatomical Pocket: A larger, improved pocket that keeps everything in place—no more unexpected "captain" escapes.
Hidden Fly: Say goodbye to discomfort with a discreet fly that’s all about ease and convenience.
Shorter Leg Length: Modern fit with a shorter leg design for a sleek, stylish look.
Advanced Comfort Design: The pocket design is so comfortable, you’ll feel like you’re floating on cloud nine.
Improved Fit: Featuring a special contour for your midsection—a lower front for comfort and a slightly higher back for better coverage.
Keep it to yourself—only you and your significant other will know the secret behind the perfect fit.

Model Size

Model is Size L / Waist size 33.5 / Belt circumference 35.5 / Hip circumference 38.5

View Size Guide

Fit

  • Trunks
  • No fly opening
  • 3.9 inseam

Cotton (95%), elastane (5%).

This product is made from OEKO-TEX® STANDARD 100 certified material which means it is free of harmful chemicals.


Care Instructions:
Machine wash cold 30°С
Gentle cycle
Only non-chlorine bleach when needed
Tumble dry low
Iron low

All available shipping options will be visible at checkout. We ship orders within 10-14 business days, but this can increase during promotional periods. All sales are final and cannot be returned for a refund or exchange. For more information, check out our Frequently Asked Questions page.

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WHY MAN’S SET?

MAN’S SET is designed to fit your body perfectly, supporting the natural position of your anatomy. The patented ball pouch, engineered for movement, eliminates chafing, adapts to your shape, and provides the precise support you need for any activity.

Man's SET pouch design close-up

ADVANCED ANATOMICAL CONSTRUCTION

Our patented anatomical design with a ball pouch provides precise separation and reduces friction. Developed through medical research, it supports reproductive health and ensures maximum comfort and freedom of movement throughout the day.

CRAFTED WITH ECO-FRIENDLY PREMIUM FABRICS

Made with soft, breathable, eco-friendly materials to keep you cool and dry all day long. Every pair is produced in our own facility, where we control every step of the process to guarantee the highest quality.

TAILORED FOR YOUR LIFESTYLE

With 11 exclusive designs, our collection is made to complement any wardrobe and occasion. The body-conforming fit moves with you and delivers performance that ensures a flawless look and feel.

Our Clients' Testimonials

Tested, and Loved by Men Like You

Have a question? We’re here to help

Check out the most common questions our customers ask. If you need more help, please contact our support team.

Support Agent 1 Support Agent 2 Support Agent 3
Our customer support is available Monday to Friday, from 10 AM to 7 PM.
What makes MAN’s SET underwear different?
MAN'S SET underwear is designed with a patented anatomical pouch for natural positioning, reduced friction, and maximum comfort. The construction is based on medical research to support male anatomy and reproductive health. We produce in our own facility to ensure consistent quality, and every model is focus-group tested for perfect fit and freedom of movement.
Where is MAN'S SET manufactured?
MAN'S SET underwear is proudly produced in our own facility in Ukraine. This lets us control every step of production and keep the highest quality standards in every pair.
Can I return or exchange underwear?
For hygiene reasons, underwear and socks can’t be returned. If your item has a manufacturing defect, we’re happy to exchange it. Please email info@manset.com.ua to request an exchange.
How can I contact support?
If you have any additional questions, please email us at info@manset.com.ua. Our team is happy to help!
What is shipping information?
We ship worldwide. For the United States:

Free Shipping: orders $60+, delivery in 10–14 days.
Priority Processing & Shipping Insurance: $21.55, ~10-day delivery; faster handling and extra protection.
Standard Shipping: $17.99, 10–14 days for orders up to $60.

At checkout you’ll see options and speeds for your country. Both standard and express shipping are available globally.