ProActive Soft Boxer Briefs 5.8″ 5-Pack, Black/Navy/Forest Green

(4.0) 1 Review

Designed by men, for men - performance meets comfort

Regular price $140.00
Sale price $140.00 Regular price
Unit price

ProActive Soft Boxer Briefs 5.8″ 5-Pack, Black/Navy/Forest Green

Regular price $140.00
Sale price $140.00 Regular price
Unit price
Save $0.00
23 people viewing this item
sold out
Black/Black/Navy/Navy/Forest-Green

Black Friday: more pairs, less per pair

  • 2 pairssave 10%
  • 3–4 pairssave 20%
  • 5+ pairssave 30%

Free T-shirt on orders $90+

Mix any styles and colours. The saving shows in your cart.

First Order Guarantee:
First Order Guarantee: Not satisfied? We'll make it right. No return required.
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Estimated Delivery:
Estimated Delivery: Nov 22 - Nov 26

- Adjustable anatomical pouch
- For the big and strong
- Reduce chafing between your legs
- 95% cotton / 5% elastane
- 185±8% GSM fabric weight
- Reduced temperatures and improved ventilation
- Inseam: 5.43
” – 6.10”

The World's First ProActive Soft Boxer Briefs 3", Color with an Adjustable Pouch!

These boxers briefs feature a drawstring regulator on the outer part of the anatomical pocket, allowing you to adjust the pocket size, lift, and hold the "secure the 'package' " in a comfortable position. With a mid-rise fit and medium-length legs, they prevent chafing on the inner thighs. Comfortable and stylish, these boxers are perfect for everyday wear and sports activities.

Thanks to the anatomical design, there is no sweating, irritation, or chafing anywhere. The breathable and soft fabric ensures maximum comfort throughout the day.

The versatile length of the shorts fits any look and suits any occasion, be it a casual day out, a workout, or just lounging at home.

Model Size

Model is Size XL / Waist size 35.5 / Belt circumference 37.5 / Hip circumference 40 / Growth 73.5

View Size Guide

Fit

  • Trunks
  • No fly opening
  • 5.8" 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 aim to deliver orders within 10–14 business days, but delivery times may be extended during promotional periods or high-demand seasons.

Due to hygiene standards, certain products, including underwear, socks, and undershirts, are not eligible for standard returns or exchanges. However, eligible first-time purchases may qualify for our First Order Guarantee, which is a separate program that does not require returning the product.

Four pairs of men's boxer briefs arranged diagonally on a white background, shown in black, navy blue, and forest green. Each pair features a contoured pouch design and a black waistband with the brand name 'MAN's SET' partially visible.

ProActive Soft Boxer Briefs 5.8″ 5-Pack, Black/Navy/Forest Green

First Pair Guarantee

Not satisfied? We'll make it right. No return required.

MAN’s SET performance features banner with moisture control, quick-dry technology, odor resistance and durable construction icons

Trusted by many

From the Founder of MAN’s SET

“Underwear shouldn’t make your body adapt to it — it should be designed around your body. That belief is what led us to create MAN’s SET anatomical underwear. Designed around the natural shape of the male body, it provides the space, support, and freedom of movement you need throughout the day. Because true comfort isn’t just about fabric — it starts with how underwear is designed. Once you experience the difference, ordinary underwear just doesn’t feel the same.”

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 anatomical design
01

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.

02

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.

03

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.

01

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.

02

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.

03

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.