FREE CANADA GROUND SHIPPING ON ORDERS OF $75+
HALLOWEEN SALE
30% OFF Selected Items
SAVE NOW
Skip to content
Rounderbum Canada
NEW
BEST SELLERS
OUR TECHS
[ ZERO Tech ]
[ PADDED Tech ]
[ LIFT Tech ]
[ ANATOMIC Tech ]
[ PACKAGE Tech ]
[ COMPRESSION Tech ]
[ DUAL Tech ]
ZERO TECH
PRODUCTS
Boxer Brief
Brief
Trunk
Jock & Thong
Shirts
COLLECTIONS
H2O
SEXY NIGHTS
PRIDE
ELEMENTAL BLUE
BUM AROUND
CYBER DAYS
END OF WINTER
NEW YORK
BLACK MODAL
ART POP
SUNSET
DEVILISH
ONE FINGER
Neon Pride
Roundercup
Stealth
Basics
SPORTSWEAR
SWIMWEAR
WORKOUT
PACKS
GIFT CARDS
CLEARANCE
Rounderbum Canada
0
Cart
Your cart is currently empty.
Keep Shopping
.
NEW
BEST SELLERS
OUR TECHS
OUR TECHS
[ ZERO Tech ]
[ PADDED Tech ]
[ LIFT Tech ]
[ ANATOMIC Tech ]
[ PACKAGE Tech ]
[ COMPRESSION Tech ]
[ DUAL Tech ]
ZERO TECH
PRODUCTS
PRODUCTS
Boxer Brief
Brief
Trunk
Jock & Thong
Shirts
COLLECTIONS
COLLECTIONS
H2O
SEXY NIGHTS
PRIDE
ELEMENTAL BLUE
BUM AROUND
CYBER DAYS
END OF WINTER
NEW YORK
BLACK MODAL
ART POP
SUNSET
DEVILISH
ONE FINGER
Neon Pride
Roundercup
Stealth
Basics
SPORTSWEAR
SPORTSWEAR
SWIMWEAR
WORKOUT
PACKS
GIFT CARDS
CLEARANCE
Register / Login
Trunk Underwear
Skip to content
Availability
In stock
68
Out of stock
21
Price
$
From
–
$
To
Product type
Anatomic Boxer
15
Boxer Trunk
46
Mini Trunk
3
Trunk
2
Underwear
2
Color
Black
18
Black & White
1
Blue
8
Cinnamon
1
Elemental Blue
3
Gray
2
Green
2
Heather Charcoal
1
Heather-Charcoal
3
Multicolor
7
Navy
5
Nude
2
Orange
2
Pink
2
Purple
2
Red
1
White
6
Yellow
2
Size
Small
68
Medium
68
Large
68
Extra Large
2
X-Large
66
XX-Large
5
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Availability
Price
Product type
Color
Size
Sort
[ ANATOMIC ]
Anatomic Mini Trunk
$35.00 CAD
[ ANATOMIC ]
[ NEW ]
Anatomic Mini Trunk
$35.00 CAD
[ LIFT ]
Basic Lift Trunk
$32.00 CAD
[ PADDED ]
Basic Padded Boxer Trunk
$37.00 CAD
[ PADDED ]
Basic Padded Boxer Trunk
$37.00 CAD
[ LIFT ]
[ NEW ]
New Lift Trunk 5-Pack
$99.00 CAD
[ DUAL TECH ]
Padded Boxer Trunk + Smart Package Cup
$42.00 CAD
[ LIFT ]
[ NEW ]
SWEET DAYS Lift Trunk 5-Pack
Regular price
$99.00 CAD
$49.50 CAD
Unit price
/
per
[ PADDED ]
[ NEW ]
STEALTH Padded Boxer Trunk
$42.00 CAD
[ DUAL TECH ]
Padded Boxer Trunk + Smart Package Cup
$42.00 CAD
[ LIFT ]
[ NEW ]
STEALTH Lift Trunk
$37.00 CAD
30% OFF
[ ANATOMIC ]
[ NEW ]
ROUNDERCUP Anatomic Mini Trunk
Regular price
$35.00 CAD
$17.50 CAD
Unit price
/
per
1
2
3
…
6
Availability
In stock
68
Out of stock
21
Price
$
From
–
$
To
Product type
Anatomic Boxer
15
Boxer Trunk
46
Mini Trunk
3
Trunk
2
Underwear
2
Color
Black
18
Black & White
1
Blue
8
Cinnamon
1
Elemental Blue
3
Gray
2
Green
2
Heather Charcoal
1
Heather-Charcoal
3
Multicolor
7
Navy
5
Nude
2
Orange
2
Pink
2
Purple
2
Red
1
White
6
Yellow
2
Size
Small
68
Medium
68
Large
68
Extra Large
2
X-Large
66
XX-Large
5
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
NEW RELEASES
[ ZERO TECH ]
[ NEW ]
Brief - Essentials
$20.00 CAD
[ ZERO TECH ]
[ NEW ]
Brief - Essentials
$20.00 CAD
[ ZERO TECH ]
[ NEW ]
Brief - Essentials
$20.00 CAD
[ ZERO TECH ]
[ NEW ]
Brief - Essentials
$20.00 CAD
Availability
Close
.ff-heading {line-height: 100%;} .btn--primary {font-weight: 600;} span.subtitle {color: #2c6bcc; font-size: 0.5em; font-family: IBM plex sans, sans-serif; font-weight: 300; line-height: 100%;} .product-single__title {font-size: 1.7em; line-height: 100%;} .asseen {width: 100px; height: auto;}