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Smartwool Baselayers (Men's)

Stay warm and dry with Men’s Smartwool baselayers. Made from Merino wool for natural insulation, breathability, and moisture-wicking, these layers are perfect for skiing, hiking, and outdoor adventures.

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SMARTWOOL
Classic Thermal Merino Base Layer One Piece (Men's) - SW002973
$280.00 CAD
S M L XL XXL
BLACK
Classic Thermal Merino Base Layer One Piece (Men's) - SW002973
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Hoodie Boxed (Men's) - SW016360
$180.00 CAD
S M L XL XXL
BLACK
Classic Thermal Merino Base Layer Hoodie Boxed (Men's) - SW016360
Quick buy
SMARTWOOL
Merino Print Boxer Brief Boxed (Men's) - SW017005
$67.00 CAD
S M L XL XXL
BLACK PAISLEY
Merino Print Boxer Brief Boxed (Men's) - SW017005
 DUSTY TEAL GEO FLORAL
Merino Print Boxer Brief Boxed (Men's) - SW017005
 BLUE SUMMIT SECTOR
Merino Print Boxer Brief Boxed (Men's) - SW017005
Quick buy
SMARTWOOL
Intraknit™ All-Season Merino Base Layer Bottom (Men's) - SW002869
$155.00 CAD
S M L XL XXL
NIGHTFALL BLUE
Intraknit™ All-Season Merino Base Layer Bottom (Men's) - SW002869
 BLACK
Intraknit™ All-Season Merino Base Layer Bottom (Men's) - SW002869
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip (Men's) - SW002821
$160.00 CAD
S M L XL XXL
BLACK
Classic Thermal Merino Base Layer 1/4 Zip (Men's) - SW002821
Quick buy
SMARTWOOL
Intraknit™ All-Season Merino Base Layer Crew (Men's) - SW002868
$165.00 CAD
S M L XL XXL
NIGHTFALL BLUE
Intraknit™ All-Season Merino Base Layer Crew (Men's) - SW002868
 BLACK
Intraknit™ All-Season Merino Base Layer Crew (Men's) - SW002868
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Hoodie (Men's) - SW016359
Select Styles from $120.00 CAD $170.00
Sale (Select Styles)
S M L XL
CHARCOAL-HONEY GOLD
Classic Thermal Merino Base Layer Hoodie (Men's) - SW016359
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer 1/4 Zip Boxed (Men's) - SW002820
$135.00 CAD
S M L XL XXL
BLACK
Classic All-Season Merino Base Layer 1/4 Zip Boxed (Men's) - SW002820
 IRON HEATHER
Classic All-Season Merino Base Layer 1/4 Zip Boxed (Men's) - SW002820
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
Select Styles from $110.00 CAD $160.00
Sale (Select Styles)
S M L XL XXL
BLACK
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
 DEEP NAVY
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
 MINK HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
 BLACK COLOR SHIFT
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
 WINTER MOSS HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Boxed - SW002822
+ 2 more
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Colorblock Crew Boxed (Men's) - SW002570
$80.00 CAD $155.00
Sale (Select Styles)
XL
TWILIGHT BLUE-BLACK
Classic Thermal Merino Base Layer Colorblock Crew Boxed (Men's) - SW002570
Quick buy
SMARTWOOL
Active Brief Boxed (Men's) - SW017341
$45.00 CAD
S M L XL XXL
BLACK
Active Brief Boxed (Men's) - SW017341
 MEDIUM GREY HEATHER
Active Brief Boxed (Men's) - SW017341
Quick buy
SMARTWOOL
Merino Boxer Brief Boxed (Men's) - SW016998
Select Styles from $50.00 CAD $67.00
Sale (Select Styles)
S M L XL XXL
FERN GREEN
Merino Boxer Brief Boxed (Men's) - SW016998
 BLACK
Merino Boxer Brief Boxed (Men's) - SW016998
 DEEP NAVY
Merino Boxer Brief Boxed (Men's) - SW016998
 LIGHT GRAY HEATHER
Merino Boxer Brief Boxed (Men's) - SW016998
 NIVAL BLUE
Merino Boxer Brief Boxed (Men's) - SW016998
+ 2 more
Quick buy
SMARTWOOL
Merino Print Boxer Brief Boxed (Men's) - SW017005
Select Styles from $40.00 CAD $65.00
Sale (Select Styles)
S M L XL
TWILIGHT BLUE MOUNTAIN
Merino Print Boxer Brief Boxed (Men's) - SW017005
 DEEP NAVY DIGITAL SUMMIT PRINT
Merino Print Boxer Brief Boxed (Men's) - SW017005
 BLACK GONE CAMPING
Merino Print Boxer Brief Boxed (Men's) - SW017005
 FERN GREEN ALOHA FOREST
Merino Print Boxer Brief Boxed (Men's) - SW017005
 ZEN GREEN TRAIL RIDE
Merino Print Boxer Brief Boxed (Men's) - SW017005
 TWILIGHT CLOUD
Merino Print Boxer Brief Boxed (Men's) - SW017005
 SCARLET RED
Merino Print Boxer Brief Boxed (Men's) - SW017005
+ 4 more
Quick buy
SMARTWOOL
Merino Boxer Brief Boxed (Men's) - SW017007
$67.00 CAD
S M L XL
DEEP NAVY
Merino Boxer Brief Boxed (Men's) - SW017007
 BLACK
Merino Boxer Brief Boxed (Men's) - SW017007
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Bottom Boxed (Men's) - SW016959
$130.00 CAD
S M L XL 2XL
BLACK
Classic All-Season Merino Base Layer Bottom Boxed (Men's) - SW016959
 IRON HEATHER
Classic All-Season Merino Base Layer Bottom Boxed (Men's) - SW016959
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
$130.00 CAD
S M L XL XXL
BLACK
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
 FERN GREEN
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
 IRON HEATHER
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
 NIGHTFALL BLUE
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
 DEEP NAVY
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
 MINERAL BLUE
Classic All-Season Merino Base Layer Long Sleeve Boxed (Men's) - SW016953
+ 3 more
Quick buy
SMARTWOOL
Active Boxer Brief Boxed (Men's) - SW016996
Select Styles from $30.00 CAD $50.00
Sale (Select Styles)
S M L XL XXL
BLACK
Active Boxer Brief Boxed (Men's) - SW016996
 MEDIUM GRAY HEATHER
Active Boxer Brief Boxed (Men's) - SW016996
 POOL BLUE
Active Boxer Brief Boxed (Men's) - SW016996
 TWILIGHT BLUE
Active Boxer Brief Boxed (Men's) - SW016996
+ 1 more
Quick buy
SMARTWOOL
Intraknit™ Thermal Merino Base Layer Bottom (Men's) - SW016829
$175.00 CAD
S M L XL 2XL
BLACK-WHITE
Intraknit™ Thermal Merino Base Layer Bottom (Men's) - SW016829
 CHARCOAL HTHR-BLACK
Intraknit™ Thermal Merino Base Layer Bottom (Men's) - SW016829
Quick buy
SMARTWOOL
Intraknit™ Thermal Merino Base Layer Colorblock Crew (Men's) - SW016453
Select Styles from $120.00 CAD $190.00
Sale (Select Styles)
S M L XL XXL
DEEP NAVY-CHARCOAL
Intraknit™ Thermal Merino Base Layer Colorblock Crew (Men's) - SW016453
 WINTER MOSS-CHARCOAL
Intraknit™ Thermal Merino Base Layer Colorblock Crew (Men's) - SW016453
 DUSTY TEAL-CHARCOAL
Intraknit™ Thermal Merino Base Layer Colorblock Crew (Men's) - SW016453
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
$150.00 CAD
S M L XL 2XL
WINTER MOSS HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
 BLACK
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
 CHARCOAL HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
 MINERAL BLUE HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
 DEEP NAVY
Classic Thermal Merino Base Layer Crew Boxed (Men's) - SW016350
+ 2 more
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Bottom Boxed (Men's) - SW016362
$150.00 CAD
S M L XL 2XL
BLACK
Classic Thermal Merino Base Layer Bottom Boxed (Men's) - SW016362
 CHARCOAL HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Men's) - SW016362
 DEEP NAVY
Classic Thermal Merino Base Layer Bottom Boxed (Men's) - SW016362
 WINTER MOSS HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Men's) - SW016362
+ 1 more
Quick buy
SMARTWOOL
Intraknit Thermal Merino Base Layer Crew (Men's) - SW019286
$180.00 CAD
S M L XL 2XL
BLACK-WHITE
Intraknit Thermal Merino Base Layer Crew (Men's) - SW019286
 NIGHTFALL BLUE
Intraknit Thermal Merino Base Layer Crew (Men's) - SW019286
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 3/4 Bottom Boxed (Men's) - SW016366
$135.00 CAD
Sold out
M L XL 2XL
BLACK
Classic Thermal Merino Base Layer 3/4 Bottom Boxed (Men's) - SW016366