ProActive Stretch Trunk 3.2" OpenFly, Red
Why MAN’S SET?
-
Convenient Open Fly Design
-
High-performance Ball Pouch
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Keeps You 1.5°C Cooler All Day
-
Moisture-Wicking Technology
- Free shipping on orders over $65
- In stock, ready to ship
- Backordered, shipping soon

- For the strong and big
reduce chafing between the legs
- Horizontal fly
- Classic anatomical pouch
- 95% Cotton / 5% Elastane
- 185±8% GSM fabric weight
- Nuts do not get pressed against the hip
- Reduced temperatures and improved ventilation
- Inseam 2.91" - 3.43"
ProActive Stretch Boxer Briefs
Introducing the ProActive Stretch Boxer Briefs—designed for active men who need comfort and reliability during every workout. These boxers feature elastic leg bands that prevent the fabric from riding up, ensuring you stay focused on your performance, not on adjusting your underwear.
Why You'll Love Them:
Elastic Leg Bands: Keep the boxers securely in place, preventing them from riding up during movement.
Convenient Top Access: Provides easy, quick access when needed.
Slightly Shorter Length: A more streamlined fit compared to the Classic, perfect for both everyday wear and intense training sessions.
Everyday Versatility: Ideal for daily use, offering comfort and support in any situation.
With Anatomic Sport Boxers, you’ll never have to worry about adjustments during your workout. Experience the perfect balance of function and comfort—whether you’re hitting the gym or going about your day.
- For the strong and big
- Reduce chafing between the legs
- Horizontal fly
- Classic anatomical pouch
- 95% Cotton / 5% Elastane
- 185±8% GSM fabric weight
- Nuts do not get pressed against the hip
- Reduced temperatures and improved ventilation
- Inseam 2.91 - 3.43
ProActive Stretch Boxer Briefs
Introducing the ProActive Stretch Boxer Briefs—designed for active men who need comfort and reliability during every workout. These boxers feature elastic leg bands that prevent the fabric from riding up, ensuring you stay focused on your performance, not on adjusting your underwear.
Why You'll Love Them:
Elastic Leg Bands: Keep the boxers securely in place, preventing them from riding up during movement.
Convenient Top Access: Provides easy, quick access when needed.
Slightly Shorter Length: A more streamlined fit compared to the Classic, perfect for both everyday wear and intense training sessions.
Everyday Versatility: Ideal for daily use, offering comfort and support in any situation.
With Anatomic Sport Boxers, you’ll never have to worry about adjustments during your workout. Experience the perfect balance of function and comfort—whether you’re hitting the gym or going about your day.
Model Size
Model is Size L / Waist size 33.5 / Belt circumference 35.5 / Hip circumference 38.5
View Size Guide
Fit
- Trunks
- Horizontal fly
- 3.2 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.