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Women's Base Layer
Clothing Favourites for Base Layer
We are currently not selling clothing online, but that doesn't mean we can't ship to you - give us a call for sizing and availability.
We have more selection in-store, stop in and check it out.
Icebreaker
Women's Siren Tank
The soft and stretchy Merino 150 Siren Tank is a sleek, stylish and versatile layering piece for any day of the year. Soft and comfortable thanks to its naturally odour-resistant Merino Corespun fabric, the Siren features a scoop neck and slim, flattering fit for feminine style.
- Merino Corespun - merino blend regulates body temperature in all weather conditions.
$89.95
Women's Siren Tank
The soft and stretchy Merino 150 Siren Tank is a sleek, stylish and versatile layering piece for any day of the year. Soft and comfortable thanks to its naturally odour-resistant Merino Corespun fabric, the Siren features a scoop neck and slim, flattering fit for feminine style.
- Merino Corespun - merino blend regulates body temperature in all weather conditions.
$89.95
Icebreaker
Women's Merino 150 Tech Lite SS
Our most versatile tech tee that provides comfort, breathability and odour-resistance for four seasons worth of adventure, the Merino 150 Tech Lite Short Sleeve Tee Sparkling Stars features 100% merino wool fabric for all-natural performance. The original graphic artwork features an illustration of a twinkling night sky over a majestic mountain range.
- 100% Merino Fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Offset shoulder seams to help reduce friction
$109.95
Women's Merino 150 Tech Lite SS
Our most versatile tech tee that provides comfort, breathability and odour-resistance for four seasons worth of adventure, the Merino 150 Tech Lite Short Sleeve Tee Sparkling Stars features 100% merino wool fabric for all-natural performance. The original graphic artwork features an illustration of a twinkling night sky over a majestic mountain range.
- 100% Merino Fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Offset shoulder seams to help reduce friction
$109.95
Icebreaker
Women's Merino 200 Oasis Crewe L/S
Setting the standard for all others to follow, the Merino 200 Oasis Lon Sleeve Crew is a comfortable base layer top that make the perfect foundation for year-round layering.
- 100% merino wool
- soft lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- gusseted underarms for mobility and comfort
- offset shoulder seams to help reduce friction
$144.95
Women's Merino 200 Oasis Crewe L/S
Setting the standard for all others to follow, the Merino 200 Oasis Lon Sleeve Crew is a comfortable base layer top that make the perfect foundation for year-round layering.
- 100% merino wool
- soft lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- gusseted underarms for mobility and comfort
- offset shoulder seams to help reduce friction
$144.95
Icebreaker
Women's Merino 200 Oasis Leggings
Setting the standard for all others to follow, the Merino 200 Oasis High Rise Leggings are comfortable base layer bottoms with a wide, flattering waistband,making them the perfect foundation for year-round layering.
- 100% Merino Fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Deep high-rise waistband with internal power mesh designed for support and comfort
- Flatlock seams to help reduce friction
- Gusset for mobility and comfort
$144.95
Women's Merino 200 Oasis Leggings
Setting the standard for all others to follow, the Merino 200 Oasis High Rise Leggings are comfortable base layer bottoms with a wide, flattering waistband,making them the perfect foundation for year-round layering.
- 100% Merino Fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Deep high-rise waistband with internal power mesh designed for support and comfort
- Flatlock seams to help reduce friction
- Gusset for mobility and comfort
$144.95
Icebreaker
Women's Merino 260 Vertex 1/2 Zip L/S
A warm merino base layer top with a unique jacquard pattern, the Merino 260 Vertex Long Sleeve Half Zip Chillwave is a go-to piece for winter layering—ideal for skiing, snowshoeing and other cold-weather pursuits. The textured all-over print evokes the sweeping, snowy landscapes of winter in the mountains.
- 100% Merino fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Gusseted underarms for mobility and comfort
- Flatlock seams to help reduce friction
- Offset shoulder seams to help reduce friction
- Drop tail hem for added coverage
$189.95
Women's Merino 260 Vertex 1/2 Zip L/S
A warm merino base layer top with a unique jacquard pattern, the Merino 260 Vertex Long Sleeve Half Zip Chillwave is a go-to piece for winter layering—ideal for skiing, snowshoeing and other cold-weather pursuits. The textured all-over print evokes the sweeping, snowy landscapes of winter in the mountains.
- 100% Merino fabric - Soft, lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm
- Gusseted underarms for mobility and comfort
- Flatlock seams to help reduce friction
- Offset shoulder seams to help reduce friction
- Drop tail hem for added coverage
$189.95
ICEBREAKER
Women's ZoneKnit 200 1/2 Zip
A midweight baselayer designed for intense activity and made with 100% merino wool fabric, the 200 ZoneKnit™ Long Sleeve Half Zip features our ZoneKnit technology for ample breathability.
- ZoneKnit™ - Zoned engineered performance to help regulate your body temperature during high-intensity activity
- Half zip designed for comfort in varying temperatures
- Gusset for mobility and comfort
- Eyelet mesh engineered for added breathability
- Thumb loops to help keep your sleeves in place and for added coverage
- Raglan sleeves to help reduce friction
- Flatlock seams to help reduce friction
- Dipped hem for added coverage
$199.95
Women's ZoneKnit 200 1/2 Zip
A midweight baselayer designed for intense activity and made with 100% merino wool fabric, the 200 ZoneKnit™ Long Sleeve Half Zip features our ZoneKnit technology for ample breathability.
- ZoneKnit™ - Zoned engineered performance to help regulate your body temperature during high-intensity activity
- Half zip designed for comfort in varying temperatures
- Gusset for mobility and comfort
- Eyelet mesh engineered for added breathability
- Thumb loops to help keep your sleeves in place and for added coverage
- Raglan sleeves to help reduce friction
- Flatlock seams to help reduce friction
- Dipped hem for added coverage
$199.95
Icebreaker
Women's ZoneKnit 260 1/2 Zip
A heavyweight merino wool base layer top designed to help regulate temperature during high-intensity activity, the 260 ZoneKnit™ Long Sleeve Half Zip feature 100% and natural merino wool.
- ZoneKnit™ - Zoned engineered performance to help regulate your body temperature during high-intensity activity
- Half zip designed for comfort in varying temperatures
- Gusset for mobility and comfort
- Eyelet mesh engineered for added breathability
- Thumb loops to help keep your sleeves in place and for added coverage
- Raglan sleeves to help reduce friction
- Flatlock seams to help reduce friction
- Dipped hem for added coverage
$219.95
Women's ZoneKnit 260 1/2 Zip
A heavyweight merino wool base layer top designed to help regulate temperature during high-intensity activity, the 260 ZoneKnit™ Long Sleeve Half Zip feature 100% and natural merino wool.
- ZoneKnit™ - Zoned engineered performance to help regulate your body temperature during high-intensity activity
- Half zip designed for comfort in varying temperatures
- Gusset for mobility and comfort
- Eyelet mesh engineered for added breathability
- Thumb loops to help keep your sleeves in place and for added coverage
- Raglan sleeves to help reduce friction
- Flatlock seams to help reduce friction
- Dipped hem for added coverage
$219.95
Icebreaker
Women's Merino Blend 200 Descender Full Zip
A lightweight and versatile merino-blend mid layer ideal for high-intensity pursuits in cool to cold conditions, the Merino Blend 200 Realfleece™ Descender Long Sleeve Half Zip features underarm panels of Cool-Lite™ mesh for optimal ventilation.
- Realfleece 200 - Soft, brushed icebreaker merino wool helps manage moisture efficiently, dries quickly, resists odours naturally, and offers breathable comfort for high intensity activities
- Cool-Lite - Lightweight and breathable TENCEL Lyocell and merino wool fabric blend that dries quickly and helps to keep you cool
- Hidden chest pocket
- Offset shoulder seams to help reduce friction
- Underarm panel in eyelet mesh for ventilation
- Thumb loops to help keep your sleeves in place
- Offset side seams
- Dipped hem for extra coverage
- Flatlock seams to help reduce friction
$229.95
Women's Merino Blend 200 Descender Full Zip
A lightweight and versatile merino-blend mid layer ideal for high-intensity pursuits in cool to cold conditions, the Merino Blend 200 Realfleece™ Descender Long Sleeve Half Zip features underarm panels of Cool-Lite™ mesh for optimal ventilation.
- Realfleece 200 - Soft, brushed icebreaker merino wool helps manage moisture efficiently, dries quickly, resists odours naturally, and offers breathable comfort for high intensity activities
- Cool-Lite - Lightweight and breathable TENCEL Lyocell and merino wool fabric blend that dries quickly and helps to keep you cool
- Hidden chest pocket
- Offset shoulder seams to help reduce friction
- Underarm panel in eyelet mesh for ventilation
- Thumb loops to help keep your sleeves in place
- Offset side seams
- Dipped hem for extra coverage
- Flatlock seams to help reduce friction
$229.95
Smartwool
Women's Classic All-Season Merino Crew
An all-season favorite, the Women's Classic All-Season Merino Base Layer Crew can be sported as a base layer in the fall or summer when it's time to go backpacking.
- Our slim fit is intended to follow the contours of the body
- Our lightweight Merino jersey fabric uses a recycled nylon core while still keeping 100% Merino wool next to skin
- Merrow stretch stitching designed to help elevate comfort, range of motion, and fit
- Side seams wrap to front
- Raglan sleeves
- Made in Vietnam: 88% Merino Wool, 12% Recycled Nylon. Exclusive of Decoration.
$129.95
Women's Classic All-Season Merino Crew
An all-season favorite, the Women's Classic All-Season Merino Base Layer Crew can be sported as a base layer in the fall or summer when it's time to go backpacking.
- Our slim fit is intended to follow the contours of the body
- Our lightweight Merino jersey fabric uses a recycled nylon core while still keeping 100% Merino wool next to skin
- Merrow stretch stitching designed to help elevate comfort, range of motion, and fit
- Side seams wrap to front
- Raglan sleeves
- Made in Vietnam: 88% Merino Wool, 12% Recycled Nylon. Exclusive of Decoration.
$129.95
Smartwool
Women's Classic All-Season Merino Bottoms
Our most versatile year-round fabric features a nylon core for durability, while keeping soft 100% Merino wool next to skin.
- Our slim fit is intended to follow the contours of the body
- Our lightweight Merino jersey fabric uses a recycled nylon core while still keeping 100% Merino wool next to skin
- Merino-lined elastic waistband designed for comfort
- Merrow stretch stitching designed to elevate comfort, range of motion, and fit
- Size medium inseam: 31" (79 cm)
- Made in Vietnam: 88% Merino Wool, 12% Recycled Nylon. Exclusive of Decoration and Elastic.
$129.95
Women's Classic All-Season Merino Bottoms
Our most versatile year-round fabric features a nylon core for durability, while keeping soft 100% Merino wool next to skin.
- Our slim fit is intended to follow the contours of the body
- Our lightweight Merino jersey fabric uses a recycled nylon core while still keeping 100% Merino wool next to skin
- Merino-lined elastic waistband designed for comfort
- Merrow stretch stitching designed to elevate comfort, range of motion, and fit
- Size medium inseam: 31" (79 cm)
- Made in Vietnam: 88% Merino Wool, 12% Recycled Nylon. Exclusive of Decoration and Elastic.
$129.95
Smartwool
Women's Classic Thermal Merino Crew
Named Best Overall Base Layers for Women by GearJunkie (2025-2026). Meet the new and improved Women's Classic Thermal Merino Base Layer Crew.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Back body seam wraps to front
- Raglan sleeves
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$149.95
Women's Classic Thermal Merino Crew
Named Best Overall Base Layers for Women by GearJunkie (2025-2026). Meet the new and improved Women's Classic Thermal Merino Base Layer Crew.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Back body seam wraps to front
- Raglan sleeves
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$149.95
Smartwool
Women's Classic Thermal 1/4 Zip Top
We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Back body seam wraps to front
- Raglan sleeves
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Size medium center-front zipper: 8" (20 cm)
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$159.95
Women's Classic Thermal 1/4 Zip Top
We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Back body seam wraps to front
- Raglan sleeves
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Size medium center-front zipper: 8" (20 cm)
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$159.95
Smartwool
Women's Classic Thermal Merino Bottoms
100% Merino. 100% capable. Our Women's Classic Thermal Merino Base Layer Bottom is always ready for what's ahead and what's next.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Fitted with a mid-rise waist
- Merino-lined elastic waistband designed for comfort
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Size medium inseam: 30.5" (77.5 cm)
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$149.95
Women's Classic Thermal Merino Bottoms
100% Merino. 100% capable. Our Women's Classic Thermal Merino Base Layer Bottom is always ready for what's ahead and what's next.
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Fitted with a mid-rise waist
- Merino-lined elastic waistband designed for comfort
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Size medium inseam: 30.5" (77.5 cm)
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
$149.95