Base Layer BottomsBase Layer TopsUnderwear BottomsUnderwear Tops

Women's Base Layers & Underwear.

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111 products
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50% off
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SMARTWOOL
Merino Sport Ultralite Mountain Bike 3/4 Sleeve Tee (Women's)
Select Styles $50.00 $100.00 Sale
SMLXL
MANGO SORBET HEATHERTWILIGHT BLUE
31% off
Left Right Quick buy
SMARTWOOL
Merino Sport 150 Tank (Women's)
Select Styles $45.00 $65.00 Sale
XSSML
BLACKLIGHT MAHOGANY HEATHOCEAN SPRAY+ 1 more
New Colours!
Left Right Quick buy
SMARTWOOL
Merino Sport Ultralite Short Sleeve (Women's)
$75.00
XSSMLXL
GUAVA PINKPOOL BLUEHAWAIIAN SURF
33% off
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SMARTWOOL
Merino Sport Crankset Short Sleeve Graphic Tee (Women's) - Past Season
Select Styles $50.00 $75.00 Sale
SM
MANGO SORBET
43% off
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SMARTWOOL
Merino 150 Lace Bikini (Women's) - Past Season
Select Styles $20.00 $34.99 Sale
XSSML
BLACK
47% off
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THE NORTH FACE
Movmynt Bra (Women's) - Past Season
Select Styles $45.00 $84.99 Sale
SML
TNF BLACK
40% off
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WOOLPOWER
Crewneck 200 Long Sleeve (Unisex)
Select Styles $81.75 $136.25 Sale
XSSMLXL2XL
PINE GREENGREYBLACK
29% off
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SMARTWOOL
Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip (Women's) - SW016456
Select Styles $120.00 $170.00 Sale
XSSML
PECAN BROWNDEEP NAVY
 Quick buy
SMARTWOOL
Classic Thermal Merino Base Layer 3/4 Bottom Boxed (Women's)
$110.00
SML
BLACK
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EXOFFICIO
Give-N-Go® 2.0 Sport Mesh Bralette (Women's)
$44.99
SML
ADMIRAL BLUEBLACKBUFF
Left Right Quick buy
EXOFFICIO
Give-N-Go® 2.0 Sport Mesh Hipster (Women's)
$29.99
SML
ADMIRAL BLUEBUFFEMMERA+ 1 more
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EXOFFICIO
Give-N-Go® 2.0 Sport Mesh Bikini Brief (Women's)
$29.99
XSSML
BLACKTRIBAL STRIPES
42% off
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EXOFFICIO
Give-N-Go Sport Mesh Thong (Women's)
Select Styles $14.99 $25.99 Sale
XSSMLXL
BLACKHOT CORAL
43% off
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EXOFFICIO
Get-N-Go Lacy Low Rise Bikini (Women's) - Past Season
Select Styles $16.00 $27.99 Sale
SMLXSXL
NUDEBLACKINDIGOLT GRAPEHOT CORAL+ 5 more
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EXOFFICIO
Give-N-Go® 2.0 Full Cut Brief (Women's)
$26.99
SMLXL
BLACKINKLAVENDER AURA
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EXOFFICIO
Give-N-Go® 2.0 Bralette (Women's)
$32.99
SML
BLACKBUFF
Left Right Quick buy
EXOFFICIO
Give-N-Go® 2.0 Bikini Brief (Women's)
$24.99
SML
BLACKBUFFLAVENDER AURA+ 1 more
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EXOFFICIO
Modern Travel Thong (Women's)
$31.99
XSSMLXL
BLACKBUFF
40% off
Quick buy
WOOLPOWER
400 Long Johns
Select Styles $94.05 $156.75 Sale
SMLXL2XL
BLACK
37% off
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ICEBREAKER
BodyfitZone™ Merino 260 Zone 3/4 Thermal Leggings (Women's) - Past Season
Select Styles $85.00 $135.00 Sale
SM
JET HTHR-BLACK
46% off
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PRANA
Everyday Bra (Women's) - Past Season
Select Styles $35.00 $65.00 Sale
SML
BLACKMOONLIGHT
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RAB
Power Stretch Pro Pant (Women's)
$150.00
810121416
BLACK
Left Right Quick buy
ICEBREAKER
Merino 175 Everyday Thermal Leggings (Women's)
$95.00
XSSMLXL
BLACK
42% off
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ICEBREAKER
BodyfitZone™ Merino 150 Zone Thermal Leggings (Women's) - Past Season
Select Styles $70.00 $120.00 Sale
XSSMLXL
BLACK-MINERAL
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ICEBREAKER
Merino 200 Oasis Thermal Boy Shorts (Women's)
$49.99
XSSMLXL
BLACK
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ICEBREAKER
Merino 200 Oasis Long Sleeve Crewe Thermal Top (Women's)
$125.00
XSSMLXL
GRITSTONE HEATHERMIDNIGHT NAVYBLACKARCTIC TEAL+ 1 more
50% off 1 in stock
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ICEBREAKER
BodyfitZone™ Merino 200 Zone Thermal Long Sleeve Half Zip Top (Women's) - Past Season
$70.00 $139.99 Sale
XS
BLACK-MINERAL
48% off
Left Right Quick buy
ICEBREAKER
BodyfitZone™ Merino 200 Zone Thermal Long Sleeve Crewe Top (Women's) - Past Season
$70.00 $135.00 Sale
XSL
JET HTHR-LOTUS
47% off 1 in stock
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ICEBREAKER
Cool-Lite™ Meld Zone Long Sport Bra (Women's) - Past Season
$50.00 $95.00 Sale
XS
BLACK
Left Right Quick buy
ICEBREAKER
Merino Siren Bikini Briefs (Women's)
$40.00
XSSMLXL
BLACKGRITSTONE HEATHERLODEN
57% off
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ICEBREAKER
Merino Sprite Racerback Bra (Women's)
Select Styles $30.00 $69.99 Sale
XSS
GRITSTONE HTHR-BLACK
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ICEBREAKER
Merino Siren Tank Top (Women's)
$75.00
XSSMLXL
SNOWGRITSTONE HEATHER
60% off
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ICEBREAKER
Merino Sprite Hot Pants (Women's)
$20.00 $49.99 Sale
XS
BLACKVELVET-OPAL
New Colours! 53% off
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PATAGONIA
Wild Trails Sports Bra (Women's)
Select Styles $40.00 $85.00 Sale
SMLXL
BLACKLAGOM BLUESPACE DYE: DOLOMITE
35% off
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SMARTWOOL
Classic Thermal Merino Base Layer 1/4 Zip Boxed (Women's) - SW016374
Select Styles $98.00 $150.00 Sale
XSSMLXL
PURPLE IRIS FLORALPOWER PINKBLACK DOTBLACKTWILIGHT BLUE MOUNTAIN SCAPE+ 2 more
35% off
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SMARTWOOL
250 Baselayer Pattern 1/4 (Women's)
Select Styles $98.00 $150.00 Sale
MLXLXSS
TWILIGHT BLUE MARBLEBLACK DOT
36% off
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SMARTWOOL
Merino 250 Baselayer Pattern Crew (Women's)
Select Styles $90.00 $140.00 Sale
XSSMLXL
BLACK DOTDEEP NAVY PINWHEELBLACK CHERRY DOTBLUEBERRY HILL MARBL+ 3 more
30% off
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SMARTWOOL
Classic Thermal Merino Base Layer Crew Boxed (Women's) - SW016370
Select Styles $98.00 $140.00 Sale
XSSMLXL
TWILIGHT BLUE: MOUNTAIN SCAPEPURPLE IRIS FLORALBLACK DOTULTRA VIOLETBLACKTWILIGHT BLUE HEATHERBLACK CHERRY HEATHER+ 4 more
43% off
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SMARTWOOL
Seamless Strappy Bra (Women's) - Past Season
Select Styles $40.00 $70.00 Sale
XSSML
BLACK
47% off
Left Right Quick buy
SMARTWOOL
Seamless Racerback Bra (Women's) - Past Season
Select Styles $40.00 $74.99 Sale
XSSMLXL
BLACK
50% off
Left Right Quick buy
ICEBREAKER
Merino Siren Hipkini Briefs (Women's)
Select Styles $20.00 $40.00 Sale
XSSMLXL
BLACKGRAPE
Left Right Quick buy
ICEBREAKER
Merino 200 Oasis Thermal Leggings (Women's)
$125.00
XSSMLXL
BLACKGRITSTONE HEATHER
40% off 1 in stock
Left Right Quick buy
ICEBREAKER
BodyfitZone™ Merino 260 Zone Thermal Leggings (Women's) - Past Season
$90.00 $150.00 Sale
XS
JET HTHR-BLACK
Left Right Quick buy
ICEBREAKER
Merino Siren Cami Singlet (Women's)
$80.00
XSSMLXL
BLACKSNOW
Left Right Quick buy
ICEBREAKER
Merino Sprite Hot Pants (Women's)
$50.00
XSSMLXL
BLACKGRITSTONE HEATHER
29% off
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ICEBREAKER
Merino Sprite Racerback Bra (Women's)
Select Styles $50.00 $70.00 Sale
SMLXL
BLACKGRITSTONE HEATHERGRAPEESPRESSOGREEN GLORY+ 2 more
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SUGOI
RC Pro Liner (Women's)
$103.99
XSSMLXL
BLACK
Left Right Quick buy
SWIX
RaceX Bodywear Pants Wind (Women's)
$65.00
SML
BLACK
Left Right Quick buy
SWIX
RaceX Bodywear Halfzip Wind (Women's)
$80.00
SML
33% off
Quick buy
OUTDOOR RESEARCH
Vigor Bottoms (Women's)
$70.00 $104.95 Sale
SMLXL
BLACK