Women's Base Layer - Mountain Equipment Co-op (MEC). Free Shipping Available.. Free Shipping Available

Shop
- Men's
  - Clothing
  - Footwear
  - Featured Brands
    - MEC
    - Patagonia
    - Castelli
    - Nike
    - La Sportiva
  - Product Sustainability
  - - Shop all new Men's
  - View All Men's Categories
- Women's
  - Clothing
  - Footwear
  - Featured Brands
    - MEC
    - Patagonia
    - Castelli
    - Nike
    - La Sportiva
  - Women-Specific Gear
    - Bikes
    - Packs
    - Sleeping Bags
    - Sleeping Pads
    - Snowshoes
  - - Shop all new Women's
  - View All Women's Categories
- Kids'
  - Clothing
  - Footwear
  - Transporting Kids
  - By Activity
    - Cycling
    - Hiking
    - Watersports
    - Climbing
    - Camping
  - - Shop all new Kids'
  - View All Kids' Categories
- Climb
  - Clothing and Footwear
  - Climbing Gear
  - Featured Brands
    - Black Diamond
    - DMM
    - Grivel
    - La Sportiva
    - Petzl
  - - Shop all new Climbing
  - View All Climb Categories
- Bike
  - Clothing and Footwear
  - Bikes
  - Cycling Gear
  - - Shop all new Cycling
  - View All Bike Categories
- Hike
  - Footwear
  - Packs
  - Health and Safety
  - Hiking Essentials
  - - Shop all new Hiking
  - View All Hike Categories
- Camp
  - Shelters
  - Sleeping Bags
  - Kitchen
  - Food and Water
  - - Shop all new Camping
  - View All Camp Categories
- Run and Train
  - Men's Clothing
  - Women's Clothing
  - Footwear
  - Essentials
  - Triathlon
    - Shop all Triathlon
  - View All Run and Train Categories
- Travel
  - Clothing and Footwear
  - Packs and Luggage
  - Sleeping and Safety
  - Electronics and Cases
  - - Shop all new Travel
  - View All Travel Categories
- Snow
  - Clothing and Footwear
  - Ski Equipment
    - Skis
    - Boots
    - Bindings
    - Skins
    - Poles
  - Backcountry Safety
  - Snow Gear
    - Snowshoes
    - Splitboards
    - Helmets
    - Packs
    - Goggles
  - View All Snow Categories
- Water
  - Clothing and Footwear
  - Watercraft and Paddles
    - Canoes
    - Kayaks
    - Paddleboards
    - Paddles
  - Paddling Gear
  - Swim and Snorkel
  - Swim Training
    - Shop all Swim Training
  - View All Water Categories
- Yoga
  - Men's Clothing
  - Women's Clothing
  - Yoga Essentials
    - Bags
    - Mats
    - Blocks
    - Books and DVDs
    - Accessories
  - Featured Brands
    - MEC
    - Prana
    - Patagonia
    - MPG
    - Halfmoon
  - - Shop all new Yoga
  - View All Yoga Categories
- All
  - - Electronics
    - Food
    - Footwear
    - Gift Cards
    - Health and Safety
    - Hiking
  - - Strollers
    - Sunglasses
    - Travel
    - Watches
    - Watersports
    - Yoga
  - MEC Gift Cards
    
    Loaded with possibility,
    Gift Cards take the
    guesswork out of giving
    Send cards by email or post
  - View All Categories
- Clearance
Learn
Community
Sustainability
Services
About MEC

MEC Merino Lightweight 2 Short‑Sleeved Crew (Women's) $51.00 CAD 18 reviews Product Number: 5016-209 Sewn in Canada	MEC Merino Lightweight Tank (Women's) $41.00 CAD 20 reviews Product Number: 5020-573 Sewn in Canada	MEC Merino Lightweight 2 Long‑Sleeved Crew (Women's) $65.00 CAD 19 reviews Product Number: 5016-213 Sewn in Canada	Patagonia Active Hipster (Women's) $22.00 CAD 14 reviews Product Number: 5010-850 Made in Israel
MEC Merino Lightweight2 Long Johns (Women's) $69.00 CAD 20 reviews Product Number: 5016-221 Sewn in Canada	MEC Merino Lightweight Hoodie (Women's) $79.00 CAD 22 reviews Product Number: 5020-575 Sewn in Canada	Patagonia Active Briefs (Women's) $22.00 CAD 18 reviews Product Number: 5010-847 Made in Israel	MEC Merino Lightweight 2 Zip‑T (Women's) $75.00 CAD 10 reviews Product Number: 5016-219 Sewn in Canada
MEC T1 Short‑Sleeved Crew (Women's) $27.00 CAD 6 reviews Product Number: 5022-129 Made in Thailand	MEC T2 Long‑Sleeved Zip‑T (Women's) $49.00 CAD 4 reviews Product Number: 5023-670 Made in Canada	MEC T1 Long‑Sleeved Crew (Women's) $32.00 CAD 8 reviews Product Number: 5020-400 Made in Thailand	MEC T1 Long‑Sleeved Zip‑T (Women's) $35.00 CAD 5 reviews Product Number: 5020-402 Made in Thailand
MEC T2 Zip Hoodie (Women's) $51.00 CAD 5 reviews Product Number: 5023-684 Made in Canada	MEC T3 Zip‑T (Women's) $59.00 CAD 7 reviews Product Number: 5026-603 Sewn in Canada	Patagonia Merino 2 Lightweight Zip‑Neck (Women's) $46.00 CADRegular : $107.00 Save up to : $61.00 (57%) Product Number: 5025-003 Made in Vietnam	MEC T2 Long Johns (Women's) $41.00 CAD 5 reviews Product Number: 5023-672 Made in Canada
MEC T2 Boot Cut Long Johns (Women's) $37.00 CAD 3 reviews Product Number: 5023-674 Made in Canada	MEC T3 Hoodie (Women's) $68.00 CAD 3 reviews Product Number: 5026-605 Sewn in Canada	MEC Merino Ultra Lightweight Tank (Women's) $35.00 CAD 1 review Product Number: 5026-594 Made in Canada	Carve Designs Paris Tee (Women's) $46.00 CAD 1 review Product Number: 5030-785 Made in China
MEC T3 Long Johns (Women's) $47.00 CAD 5 reviews Product Number: 5026-607 Sewn in Canada	MEC Merino Ultra Lightweight Hipster (Women's) $29.00 CAD 2 reviews Product Number: 5026-601 Made in Canada	MEC Merino Ultra Lightweight Briefs (Women's) $27.00 CAD 2 reviews Product Number: 5026-003 Made in Canada	MEC T2 Long‑Sleeved Turtleneck (Women's) $25.00 CADRegular : $46.00 Save up to : $21.00 (45%) 1 review Product Number: 5023-671 Made in Canada
MEC T1 Long Johns (Women's) $32.00 CAD 3 reviews Product Number: 5020-396 Made in Thailand	MEC Malia Long Sleeve Top (Women's) $42.00 CAD (Some colours/sizes reduced)Regular : $58.00 Save up to : $16.00 (27%) Product Number: 5026-627 Sewn in Canada	NEW Isis Active Boy Shorts (Women's) $23.00 CAD 3 reviews Product Number: 5030-818 Made in Turkey	Patagonia Capilene 3 Long‑Sleeved Zip‑T (Women's) $29.00 CADRegular : $66.00 Save up to : $37.00 (56%) Product Number: 5022-029 Made in Costa Rica
NEW Isis Active Hipster (Women's) $20.00 CAD 1 review Product Number: 5030-817 Made in Turkey	MEC T2 Long‑Sleeved Crew (Women's) $41.00 CAD 2 reviews Product Number: 5023-669 Made in Canada	MEC T1 Hipster (Women's) $14.00 CAD 3 reviews Product Number: 5020-391 Made in Thailand	MEC Cotton Hipster (Women's) $8.00 CAD 1 review Product Number: 5025-980 Made in India
MEC Cotton Thong (Women's) $6.00 CAD 1 review Product Number: 5025-981 Made in India	Patagonia Merino 1 Silkweight Long‑Sleeved Crew (Women's) $72.00 CAD Product Number: 5028-215 Made in Vietnam	Patagonia Merino 1 Silkweight T‑Shirt (Women's) $63.00 CAD 1 review Product Number: 5026-774 Made in Vietnam	NEW Isis Chantilly Thong (Women's) $18.00 CAD Product Number: 5030-819 Made in Turkey
Patagonia Capilene 2 Long Johns (Women's) $50.00 CAD 1 review Product Number: 5022-025 Made in Mexico	Patagonia Merino 2 Lightweight Crew (Women's) $81.00 CAD Product Number: 5025-001 Made in Vietnam	Patagonia Capilene 2 Crew (Women's) $50.00 CAD Product Number: 5022-023 Made in Mexico	Patagonia Capilene 1 Silkweight Stretch Long‑Sleeved Crew (Women's) $37.00 CAD Product Number: 5026-767 Made in Israel

Women's Clothing: Base Layers

Help me choose:

Follow Us

MEC Services

My Account

About MEC

Clothing

Footwear

Featured Brands

Product Sustainability

Clothing

Footwear

Featured Brands

Women-Specific Gear

Clothing

Footwear

Transporting Kids

By Activity

Clothing and Footwear

Climbing Gear

Featured Brands

Clothing and Footwear

Bikes

Cycling Gear

Footwear

Packs

Health and Safety

Hiking Essentials

Shelters

Sleeping Bags

Kitchen

Food and Water

Men's Clothing

Women's Clothing

Footwear

Essentials

Triathlon

Clothing and Footwear

Packs and Luggage

Sleeping and Safety

Electronics and Cases

Clothing and Footwear

Ski Equipment

Backcountry Safety

Snow Gear

Clothing and Footwear

Watercraft and Paddles

Paddling Gear

Swim and Snorkel

Swim Training

Men's Clothing

Women's Clothing

Yoga Essentials

Featured Brands

MEC Gift Cards