Man wearing 2UNDR Swing Shift Beach Stripe trunks seated on the side of a bed.

2UNDR Big Sizes - XL to 5XL

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2UNDR Big Sizes - XL to 5XL

Great-fitting underwear should not stop at XL. The 2UNDR Big Sizes collection runs from XL through to 5XL, built with the same premium construction and attention to detail as every other style in the range.

Engineered with the Joey Pouch® for superior support and crafted from TENCEL™ Modal fabric that is genuinely soft against the skin. Because comfort is not a small size privilege. Free shipping on orders over $79.

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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Black/Black/Black S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Black/Grey
$39.95
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Swing Shift 6" Boxer Brief - Sky Blue S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Sky Blue
$39.95
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Swing Shift 6" Boxer Brief - Army Green S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Army Green
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Blue/Teal/Beach Stripes S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Beach Stripe
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Blue/Teal/Beach Stripes S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Blue Stripe
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Blue/Teal/Beach Stripes S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Teal Stripe
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Black/Black/Black S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - 3 Pack Boxset - Black/Black/Black
$99.00
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Blue/Teal/Beach Stripes S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - 3 Pack Boxset - Blue/Teal/Beach Stripes
$99.00
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Swing Shift 6" Boxer Brief - Navy/Grey XS - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Navy/Grey
$39.95
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Swing Shift 6" Boxer Brief - Kitty Corner S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Kitty Corner
$39.95 $29.95
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Swing Shift 6" Boxer Brief - Mans Best Friend S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Mans Best Friend
$39.95 $29.95
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Swing Shift 6" Boxer Brief - Turtlenecks S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Turtlenecks
$39.95 $29.95
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Swing Shift 6" Boxer Brief - Army S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Army
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Army/Blackout/Nightout S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Blackout
$39.95
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Swing Shift 6" Boxer Brief - 3 Pack Boxset - Army/Blackout/Nightout S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Nightout
$39.95
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Swing Shift 6" Boxer Brief - Coastal Blue S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Coastal Blue
$39.95
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Swing Shift 6" Boxer Brief - Coastal Black S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Coastal Black
$39.95
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Swing Shift 6" Boxer Brief - Coastal Green S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Coastal Green
$39.95
Save $10
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Swing Shift 6" Boxer Brief - Pizza Planet S - 2UNDR ANZ
Swing Shift 6" Boxer Brief - Pizza Planet
$39.95 $29.95