Skip to content
  • New Arrivals
  • Underwear
    • Shop By Style
      • Swing Shift
      • Day Shift
      • Power Shift
      • Night Shift
      • Long John
    • Shop By Cut
      • Trunk Cut
      • Boxer Brief
      • Long Leg
      • Long John
  • Apparel
    • Tops
    • Bottoms
    • Polos
    • Outwear
  • Accessories
    • Backpacks
    • Luggage
    • Cooler Packs
    • Headwear
    • Socks
  • Technology
  • Clearance Sale
  • Log in
  • Instagram
  • Facebook
  • Twitter
BLACK FRIDAY SALE — UP TO 40% OFF SITEWIDE!
2UNDR 2UNDR 2UNDR 2UNDR
  • New Arrivals
  • Underwear
    • Shop By Style
      • Swing Shift
      • Day Shift
      • Power Shift
      • Night Shift
      • Long John
    • Shop By Cut
      • Trunk Cut
      • Boxer Brief
      • Long Leg
      • Long John
  • Apparel
    • Tops
    • Bottoms
    • Polos
    • Outwear
  • Accessories
    • Backpacks
    • Luggage
    • Cooler Packs
    • Headwear
    • Socks
  • Technology
  • Clearance Sale
Log in Search Cart

GET 10% OFF YOUR FIRST ORDER

And gain access to exclusive offers and be the first to know about new arrivals.

Optional button
Home / 4XL / underwear
Filter

Filter

Type

  • Underwear
clear

Style

  • Swing Shift
  • Power Shift

Length

  • Boxer Brief (6" inseam)
  • Long Leg (9" inseam)

Size

  • XS
  • S
  • M
  • L
  • XL
  • 2XL
  • 3XL
  • 4XL
  • 5XL
clear

Color

  • Solids
  • Print

Price

  • $19 to $29
  • $29 to $39

4XL

Save $6
Swing Shift 9" Long Leg - Freedom
Regular price $33.95 Sale price $27.95
Save $10
Power Shift Long Leg - Cool Grey
Regular price $34.95 Sale price $24.95
Save $10
Power Shift Long Leg - Black
Regular price $34.95 Sale price $24.95
Save $12
Power Shift Long Leg - White
Regular price $34.95 Sale price $22.95
Save $10
Power Shift 6" Boxer Brief - White
Regular price $34.95 Sale price $24.95
Save $10
Power Shift Long Leg - Navy
Regular price $34.95 Sale price $24.95
Swing Shift 9" Long Leg - Grey/Blue
$33.95
Swing Shift 9" Long Leg - Navy/Grey
$33.95
Save $11
Swing Shift 9" Long Leg - Burgundy
Regular price $33.95 Sale price $22.95
Swing Shift 6" Boxer Brief - Grey/Blue
$31.95
Swing Shift 9" Long Leg - Black/Grey
$33.95
Swing Shift 6" Boxer Brief - Navy/Grey
$31.95
Swing Shift 6" Boxer Brief - Black/Grey
$31.95
Swing Shift 6" Boxer Brief - Santathlete
$31.95

About 2UNDR

  • Company Overview
  • Technology
  • Ambassadors
  • Quality Control
  • In Press
  • Contact Us

Support

  • Frequently Asked Questions
  • Washing Instructions
  • First Pair Guarantee
  • Coupon Code Policy
  • Shipping Information
  • Returns and Refunds
  • Warranty Claim Request
  • 2UNDR Rewards
  • Refer a Friend

EMAIL LIST

Sign-up for our emails and score 10% off your first order, plus enjoy early access to new products and offers. 🦘

Country Selector

Canada Denmark Europe Japan United Kingdom
  • Instagram
  • Facebook
  • Twitter
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • Shop Pay
  • Visa
© 2024 2UNDR • Terms & Conditions • Privacy Policy Powered by Shopify