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Smartwool Baselayers (Women's)

Stay warm, dry, and comfortable with Women’s Smartwool baselayers. Made from soft Merino wool, these layers provide natural moisture-wicking, breathability, and odor resistance for skiing, hiking, and everyday outdoor adventures.

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31 products
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SMARTWOOL
Intraknit™ All-Season Merino Base Layer Bottom (Women's) - SW003054
$155.00 CAD
XS S M L XL
BLACK
Intraknit™ All-Season Merino Base Layer Bottom (Women's) - SW003054
 DUSTY TEAL
Intraknit™ All-Season Merino Base Layer Bottom (Women's) - SW003054
Quick buy
SMARTWOOL
Intraknit™ All-Season Merino Base Layer Crew (Women's) - SW003055
$165.00 CAD
XS S M L XL
DUSTY TEAL
Intraknit™ All-Season Merino Base Layer Crew (Women's) - SW003055
 BLACK
Intraknit™ All-Season Merino Base Layer Crew (Women's) - SW003055
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829
$160.00 CAD
S M L XL
BLACK
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Plus (Women's) - SW002830
$160.00 CAD
1X 2X 3X 4X
CHARCOAL HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Plus (Women's) - SW002830
Quick buy
SMARTWOOL
Classic Thermal Merino Mock Neck (Women's) - SW002984
Select Styles from $120.00 CAD $170.00
Sale (Select Styles)
S M L XL
DEEP NAVY
Classic Thermal Merino Mock Neck (Women's) - SW002984
 MINK HEATHER
Classic Thermal Merino Mock Neck (Women's) - SW002984
Quick buy
SMARTWOOL
Intraknit Strappy Bra (Women's) - SW002652
$100.00 CAD
S M L
BLACK HEATHER
Intraknit Strappy Bra (Women's) - SW002652
 NIGHTFALL BLUE HEATHER
Intraknit Strappy Bra (Women's) - SW002652
Quick buy
SMARTWOOL
Merino Blend Bralette (Women's) - SW002774
$90.00 CAD
S M L
BLACK
Merino Blend Bralette (Women's) - SW002774
Quick buy
SMARTWOOL
Active Crop Bra (Women's) - SW002765
Select Styles from $60.00 CAD $100.00
Sale (Select Styles)
S M L
BLACK
Active Crop Bra (Women's) - SW002765
 NIGHTFALL BLUE MOUNTAIN
Active Crop Bra (Women's) - SW002765
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Plus Boxed (Women's) - SW002831 - Past Season
Select Styles from $80.00 CAD $150.00
Sale (Select Styles)
1X 2X 3X 4X
BLACK DIGI SNOW
Classic Thermal Merino Base Layer 1/4 Zip Plus Boxed (Women's) - SW002831 - Past Season
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829 - Past Season
Select Styles from $90.00 CAD $150.00
Sale (Select Styles)
XS S M L XL
MINK HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829 - Past Season
 CHALK VIOLET HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829 - Past Season
 TWILIGHT BLUE HEATHER
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829 - Past Season
 BLACK DIGI SNOW
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW002829 - Past Season
+ 1 more
Quick buy
SMARTWOOL
Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip (Women's) - SW002837
Select Styles from $120.00 CAD $170.00
Sale (Select Styles)
XS S M L XL
BLACK-CHARCOAL
Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip (Women's) - SW002837
 DEEP NAVY
Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip (Women's) - SW002837
 BLACK
Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip (Women's) - SW002837
Quick buy
SMARTWOOL
Intraknit Thermal Max Merino Base Layer 1/4 Zip (Women's) - SW002835
Select Styles from $120.00 CAD $190.00
Sale (Select Styles)
S M L
BLACK
Intraknit Thermal Max Merino Base Layer 1/4 Zip (Women's) - SW002835
Quick buy
SMARTWOOL
Everyday Merino Thong - Boxed (Women's) - SW002411
Select Styles from $45.00 CAD
XS S M L XL
BLACK
Everyday Merino Thong - Boxed (Women's) - SW002411
 ALMOND HEATHER
Everyday Merino Thong - Boxed (Women's) - SW002411
 PURPLE STORM
Everyday Merino Thong - Boxed (Women's) - SW002411
Quick buy
SMARTWOOL
Active Crop Bra (Women's) - SW017281 - Past Season
Select Styles from $45.00 CAD $90.00
Sale (Select Styles)
XS S M L XL
BLACK
Active Crop Bra (Women's) - SW017281 - Past Season
 WINTER SKY
Active Crop Bra (Women's) - SW017281 - Past Season
Quick buy
SMARTWOOL
Everyday Merino Bikini Boxed (Women's) - SW002410
$54.00 CAD
XS S M L XL
BLACK
Everyday Merino Bikini Boxed (Women's) - SW002410
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Bottom Boxed (Women's) - SW016909
Select Styles from $80.00 CAD $115.00
Sale (Select Styles)
XS S M L XL
BLACK
Classic All-Season Merino Base Layer Bottom Boxed (Women's) - SW016909
 TWILIGHT BLUE
Classic All-Season Merino Base Layer Bottom Boxed (Women's) - SW016909
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Crew Plus Boxed (Women's) - SW016803
Select Styles from $90.00 CAD $140.00
Sale (Select Styles)
1X 2X 3X 4X
CHARCOAL HEATHER
Classic Thermal Merino Base Layer Crew Plus Boxed (Women's) - SW016803
 BLACK DIGI SNOW
Classic Thermal Merino Base Layer Crew Plus Boxed (Women's) - SW016803
Quick buy
SMARTWOOL
Intraknit Crop Bra (Women's) - SW016848 - Past Season
Select Styles from $45.00 CAD $90.00
Sale (Select Styles)
XS S M L
BLACK HEATHER
Intraknit Crop Bra (Women's) - SW016848 - Past Season
 SANDSTONE
Intraknit Crop Bra (Women's) - SW016848 - Past Season
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Long Sleeve Boxed Plus (Women's) - SW016915
Select Styles from $90.00 CAD $130.00
Sale (Select Styles)
1X 2X 3X 4X
TWILIGHT BLUE
Classic All-Season Merino Base Layer Long Sleeve Boxed Plus (Women's) - SW016915
 BLACK
Classic All-Season Merino Base Layer Long Sleeve Boxed Plus (Women's) - SW016915
 NIGHTFALL BLUE
Classic All-Season Merino Base Layer Long Sleeve Boxed Plus (Women's) - SW016915
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Bottom Plus Boxed (Women's) - SW016807 - Past Season
Select Styles from $70.00 CAD $140.00
Sale (Select Styles)
1X 2X 3X 4X
BLACK
Classic Thermal Merino Base Layer Bottom Plus Boxed (Women's) - SW016807 - Past Season
 BLACK CHERRY HEATHER
Classic Thermal Merino Base Layer Bottom Plus Boxed (Women's) - SW016807 - Past Season
 BLUEBERRY HILL HEATH
Classic Thermal Merino Base Layer Bottom Plus Boxed (Women's) - SW016807 - Past Season
Quick buy
SMARTWOOL
Merino Bikini Boxed (Women's) - SW016925
$57.00 CAD
XS S M L XL
BLACK
Merino Bikini Boxed (Women's) - SW016925
 TWILIGHT BLUE
Merino Bikini Boxed (Women's) - SW016925
Quick buy
SMARTWOOL
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
Select Styles from $40.00 CAD $80.00
Sale (Select Styles)
XS S M L XL
BLACK HEATHER
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
 ALMOND
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
 ULTRA VIOLET
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
 SANDSTONE
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
 LEAD
Intraknit Racerback Bra (Women's) - SW016847 - Past Season
+ 2 more
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Long Sleeve Boxed (Women's) - SW016913
Select Styles from $60.00 CAD $130.00
Sale (Select Styles)
XS S M L XL
BLACK
Classic All-Season Merino Base Layer Long Sleeve Boxed (Women's) - SW016913
 TWILIGHT BLUE
Classic All-Season Merino Base Layer Long Sleeve Boxed (Women's) - SW016913
 EGGPLANT
Classic All-Season Merino Base Layer Long Sleeve Boxed (Women's) - SW016913
 PURPLE STORM MOUNTAIN
Classic All-Season Merino Base Layer Long Sleeve Boxed (Women's) - SW016913
+ 1 more
Quick buy
SMARTWOOL
Classic All-Season Merino Base Layer Bottom Boxed Plus (Women's) - SW016911
$125.00 CAD
1X 2X 3X 4X
BLACK
Classic All-Season Merino Base Layer Bottom Boxed Plus (Women's) - SW016911
Quick buy
SMARTWOOL
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
Select Styles from $120.00 CAD $180.00
Sale (Select Styles)
XS S M L XL
CHARCOAL - MINK STRIPE
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 NIGHTFALL BLUE - DEEP NAVY
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 EMERALD-WHITE
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 BLACK CHERRY - VIOLET
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 BLACK - WHITE
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 NIVAL BLUE-POOL BLUE
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
 BLACK CHERRY
Intraknit™ Thermal Merino Base Layer Crew (Women's) - SW019284
+ 4 more
Quick buy
SMARTWOOL
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
Select Styles from $90.00 CAD $150.00
Sale (Select Styles)
XS S M L XL
DEEP NAVY-PEWTER BLUE
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
 EMERALD-WHITE
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
 BLACK CHERRY-VIOLET
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
 BLACK-WHITE
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
 BLUEBERRY HILL
Intraknit™ Thermal Merino Base Layer Bottom (Women's) - SW016828
+ 2 more
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 3/4 Bottom Boxed (Women's) - SW018808
Select Styles from $80.00 CAD $110.00
Sale (Select Styles)
S M L
BLACK
Classic Thermal Merino Base Layer 3/4 Bottom Boxed (Women's) - SW018808
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
Select Styles from $105.00 CAD $150.00
Sale (Select Styles)
XS S M L XL
MINK HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 CHALK VIOLET HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 CORAL REEF SUMMIT SOUL
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 BLACK
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 TWILIGHT BLUE HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 CHARCOAL HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 TWILIGHT FOGGY PINES
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 TWILIGHT BLUE: MOUNTAIN SCAPE
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 PURPLE IRIS FLORAL
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 BLACK DOT
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 ULTRA VIOLET
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 PURPLE IRIS HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
 BLACK CHERRY HEATHER
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
+ 10 more
Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
Select Styles from $90.00 CAD $140.00
Sale (Select Styles)
XS S M L XL
MINK HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 BLACK
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 BLACK DIGI SNOW
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 LIGHT GRAY FOGGY PINES
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 TWILIGHT FOGGY PINES
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 WINTER SKY-CHALK VIOLET HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 PURPLE IRIS HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 CURRANT-GARDEN PINK
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 ULTRA VIOLET
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 CHARCOAL HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 BLACK DOT
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 VIOLET FLIRT WITH ME
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 TWILIGHT BLUE HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 LIGHT GREY HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
 BLACK CHERRY HEATHER
Classic Thermal Merino Base Layer Bottom Boxed (Women's) - SW018809
+ 12 more
Quick buy
SMARTWOOL
Intraknit Racerback Bra (Women's) - SW002653 - Past Season
Select Styles from $45.00 CAD $90.00
Sold out
S M L XL
EMERALD GREEN HEATHER
Intraknit Racerback Bra (Women's) - SW002653 - Past Season
 BLACK HEATHER
Intraknit Racerback Bra (Women's) - SW002653 - Past Season
Quick buy
SMARTWOOL
Intraknit Bikini - Boxed (Women's) - SW016941
$56.00 CAD
Sold out
S M L
BLACK
Intraknit Bikini - Boxed (Women's) - SW016941