ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in black, anatomical men’s underwear with contoured pouch, front view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in black, anatomical men’s underwear with ergonomic pouch, front angle view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in navy, anatomical men’s underwear with anatomical pouch, front angle view
Man’s SET ProActive Stretch Trunk in red, 3.2" OpenFly anatomical men’s underwear with contour pouch, front angle view
Man’s SET forest green ProActive Stretch Trunk with 3.2" OpenFly, anatomical men’s underwear with contour pouch, front view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in graphite, anatomical men’s underwear with ergonomic pouch, front angle view
ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
Men’s Anatomical Underwear with Support Pouch, Moisture Control and Ultra Soft, Breathable Fabric, Structure Detail View
ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in black, anatomical men’s underwear with contoured pouch, front view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in black, anatomical men’s underwear with ergonomic pouch, front angle view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in navy, anatomical men’s underwear with anatomical pouch, front angle view
Man’s SET ProActive Stretch Trunk in red, 3.2" OpenFly anatomical men’s underwear with contour pouch, front angle view
Man’s SET forest green ProActive Stretch Trunk with 3.2" OpenFly, anatomical men’s underwear with contour pouch, front view
Man’s SET ProActive Stretch Trunk 3.2" OpenFly in graphite, anatomical men’s underwear with ergonomic pouch, front angle view
ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite
Men’s Anatomical Underwear with Support Pouch, Moisture Control and Ultra Soft, Breathable Fabric, Structure Detail View

ProActive Stretch Trunks 3.2" 5-Pack, Black/Navy/Red/Forest Green/Graphite

$107.50 $91.38 TOTAL SAVINGS: $16.12
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Free shipping on orders over $60

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True Freedom Fit True Freedom Fit
Perfomance CoolTech Fabric Perfomance CoolTech Fabric
Anti-Chafe, Stay-Put Design Anti-Chafe, Stay-Put Design
Odor-Fighting Tech Odor-Fighting Tech

Why MAN’S SET?

  • benefit icon Convenient Open Fly Design
  • benefit icon High-performance Ball Pouch
  • benefit icon Keeps You 1.5°C Cooler All Day
  • benefit icon Moisture-Wicking Technology
Size
Color
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Size Guide Image
Size Waist Hips Length Inseam
S (44) 29.9–31.5 34.6–36.2 6.4–7.4 2.9–3.4
M (46) 31.5–33.1 36.2–37.8 6.5–7.5 2.9–3.4
L (48) 33.1–34.6 37.8–39.4 6.6–7.6 2.9–3.4
XL (50) 34.6–36.2 39.4–40.9 6.6–7.6 2.9–3.4
2XL (52) 36.2–38.6 40.9–43.3 6.7–7.7 2.9–3.4
3XL (54) 37.8–39.4 43.3–45.7 6.8–7.8 2.9–3.4
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  • In stock, ready to ship
  • Backordered, shipping soon
  • Free shipping on orders over $60

- 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.

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