
Mons Royale
Bella Merino Air-Con Long Sleeve Hood - Women's

Mons Royale
Bella Merino Air-Con Long Sleeve Hood - Women's

MEC
T2 Merino Base Layer Long Sleeve Top - Women's

Fjallraven
Abisko Lite Fleece Half Zip - Women's

Vuori
Chilled Out Legging - Women's

Smartwool
Classic Thermal Merino Base Layer Bottom - Women's

Smartwool
Classic Thermal Merino Base Layer Crew - Women's

Arc'teryx
Rho Hoodie - Women's

MEC
T3 Merino Base Layer Bottoms - Women's

Smartwool
Classic Thermal Merino Base Layer 1/4 Zip - Women's

Fjallraven
Abisko Tights - Women's

Mountain Hardwear
AirMesh Long Sleeve Hoodie - Women's

Kari Traa
Smekker High Waist Pants - Women's

Odlo
Seamless Performance Wool Bottom - Women's

icebreaker
Merino 200 Oasis Long Sleeve Crewe - Women's

MEC
T3 Merino Base Layer Long Sleeve Top - Women's

Ciele Athletics
DLYLong Sleeve - Women's

La Sportiva
Cosmosis Legging - Women's

Kari Traa
Smekker Long Sleeve Crew - Women's

Smartwool
IntraKnit All-Season Merino Baselayer Bottom - Women's

Arc'teryx
Rho Crew - Women's

Smartwool
Intraknit All-Season Merino Baselayer Long Sleeve - Women's

Smartwool
Classic All-Season Merino Base Layer Bottoms - Women's

Smartwool
Classic All-Season Merino Base Layer Crew - Women's

Kari Traa
Rose Half Zip Top - Women's

Kari Traa
Rose High Waist Pants - Women's

Kari Traa
Rose Hood - Women's

Smartwool
Classic Thermal Merino Base Layer 1/4 Zip - Women's

MEC
T2 Merino Base Layer Bottoms - Women's

Kari Traa
Smekker Half-Zip Baselayer Top - Women's

Smartwool
Intraknit Thermal Merino Base Layer 3/4 Bottoms - Women's

MEC
T1 Merino Base Layer Long Sleeve Top - Women's

MEC
T1 Merino Base Layer Bottom - Women's

Kari Traa
Malia Pants - Women's

Craft
Core Dry Active Comfort LS - Women's

Kari Traa
Isabel Tights - Women's

Salomon
SHKout Core Tights 28in - Women's

MEC
T2 Merino Base Layer Bottoms - Women's

MEC
T2 Merino Base Layer Long Sleeve Top - Women's

MEC
T3 Merino Base Layer Bottoms - Women's

Smartwool
Intraknit Thermal Merino Base Layer Bottoms - Women's

Rossignol
Poursuite 1/2 Zip - Women's

MEC
T3 Merino Base Layer 1/4 Zip Long Sleeve Top - Women's

MEC
T3 Merino Base Layer Long Sleeve Top - Women's

Kombi
MerinoMix Active Long Bottom - Women's

Kombi
MerinoMix Active Crew Top - Women's

MEC
T3 Base Layer Bottoms - Women's

MEC
T2 Base Layer Zip Neck - Women's

MEC
T2 Base Layer Long Sleeve Top - Women's

MEC
T2 Base Layer Bottoms - Women's

Kombi
RedHEAT Extreme Long Bottom - Women's

Fjallraven
Abisko Wool Long Sleeve - Women's

Kombi
RedHEAT Active Long Bottoms - Women's
Women's base layers are the underrated heroes of outdoor adventure. Whether you’re exploring local trails, chilling at home or shredding the slopes, they lay the foundation for warmth and comfort. Essential pieces like thermal leggings, tops and socks keep you insulated and dry all day, no matter the conditions. At MEC, you'll find a wide range of cozy women's base layers both in-store and online from trusted brands like MEC Label, Smartwool, KOMBI, and more.
Choosing the right base layers depends on your activity level and the environment you’ll be exploring. Merino wool is a favourite for its soft feel, breathability, and natural odor resistance. It’s an excellent choice for activities where sweat isn’t the main focus, like relaxed hikes, camping or downhill skiing. With its ability to regulate body temperature and resist odors, merino wool is a reliable, high-quality option. Synthetic women's base layers, often made from performance polyester or polypropylene, are stars in durability and moisture-wicking properties. These layers are lightweight, quick-drying and more affordable, making them ideal for high-energy activities like trail running, mountain biking and cross-country skiing. Synthetic options keep sweat at bay, ensuring you're comfortable even during the most intense adventures. For the best of both worlds, hybrid merino-synthetic base layers combine the temperature regulation of wool with the resilience and performance of synthetics. These versatile options are perfect for women tackling a variety of activities year-round.
Your base layer is the starting point, but it’s most effective as part of a complete layering system. Once you’ve selected your base layer, add a mid-layer for warmth and an outer layer for protection. Mid-layers, such as fleece or insulated jackets, help trap heat while pushing moisture outward. Outer layers, typically waterproof or windproof, act as shields against rain, snow, and cold winds. For dynamic weather or extended adventures, mastering the art of layering is essential. A carefully chosen base layer enhances comfort and performance by regulating temperature and managing moisture. Need help? Stop by your local MEC and chat with our expert staff—they're always ready to share their knowledge and help you find the perfect fit.