Best M Womens Base Layers in 2026

LIGHTWEIGHT – Womens Merino Base Layer Available in: Lightweight = 165 g/m², Midweight = 250 g/m². FREE MERINO WOOL HIKING SOCKS ($21 VALUE!) – Package includes Women Merino Wool Base Layer Top Lightweight 165 g/m² + Wool Socks. Cool Packaging! MAKES A GREAT GIFT!

SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Merino Wool Tops for Women provide all day comfort and no itch! Designed for daily wear without rubbing, overheating, or bunching of regular cotton.

MOISTURE WICKING & ODOR RESISTANT – Merino wool base layer women lightweight natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.

MIDWEIGHT – Womens Merino Base Layer Available in: Lightweight = 165 g/m², Midweight = 250 g/m², Heavyweight = 320 g/m². FREE MERINO WOOL HIKING SOCKS ($21 VALUE!) – Package includes Merino Wool Base Layer Women Wool Leggings Midweight 250 g/m² + Merino Wool Hiking Socks. Cool Packaging! MAKES A GREAT CHRISTMAS GIFT!

SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Womens Merino Wool Pants provide all day comfort and no itch! Designed for daily wear without rubbing and overheating of regular cotton.

MOISTURE WICKING & ODOR RESISTANT – Merino Womens Wool Pants natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.

FEATURES -- Quick Dry, Anti-Odor, 4-Way Stretch, Lightweight, Breathable, Ultra-Soft, Fitted, Tag-Free -- Perfect for your basic needs and everyday acitivities. Offers maximum stretch while being lightweight, comfortable, and snug fitting. Make this your go-to legging as your first layer on a long run...or your only layer while lounging on the couch or sleeping at night.

FABRIC -- 90% Polyester, 10% Spandex -- Lightweight knit with a lot of stretch. Lightly brushed on both sides which gives a soft cozy feel that is smooth against the body. Quick dry technology wicks away all moisture leaving you comfortable and dry. 4-way stretch moves with your body allowing for full freedom of motion and comfort.

LOUNGING -- Perfect for lounging around at home. Or as tight fitted top bottom for sleeping. Spandex adds additional stretch for full range of motion and comfort. ***Please note this shirt is tight fitting, so if you want a looser fit you should buy 1 size up.***

BREATHABLE AND DURABLE MATERIAL: The inner and outer layers are constructed with a blend of 60% combed ring spun cotton and 40% Polyester

RELAX FIT WOMEN'S WEAR: Tagless design, hemmed cuffs and flat seams of these performance shirts provide smooth fit and freedom of motion when worn

EFFICIENT DESIGN: Convenient hemmed cuffs maintain coverage in various activities

COMFY LAYER: Ideal for under a jacket on a snowshoe excursion or lodge lounging afterward, this cozy waffle-knit shirt has just enough stretch

WAFFLE WARMTH: Created to be extra warm, this long sleeve is a super comfortable solution with added warmth that comes from the inherent air-trapping abilities in the waffle-knit design

VERSATILE STAPLE: A comfortable staple that’s versatile enough to layer with other clothing to add warmth, and yet a casual drop-shoulder style to be worn on its own

【Feature】- Hitting the gym? Our full-length and cropped leggings will wick away sweat as you train with zoned compression. When feeling nothing is everything. YIVISE Womens Workout Collection. From shorts and leggings to sweatpants and trousers, our women's bottoms are here for you whether you're running, training, stretching or relaxing. Max out your stride in loose-fitting shorts with pockets for storage, or focus on your yoga practice in a tighter pair that will free you from distraction.

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Regular fit is just right: Not too tight or too baggy

Made of 100% organic Peruvian cotton lightweight jersey fabric

Ribbed collar and cuffs

Regular fit is just right: Not too tight or too baggy

Made with organic Peruvian cotton

Pre-shrunk

【Feature】- Hitting the gym? Our full-length and cropped leggings will wick away sweat as you train with zoned compression. When feeling nothing is everything. YIVISE Womens Workout Collection. From shorts and leggings to sweatpants and trousers, our women's bottoms are here for you whether you're running, training, stretching or relaxing. Max out your stride in loose-fitting shorts with pockets for storage, or focus on your yoga practice in a tighter pair that will free you from distraction.

【Feature】- high waisted active shorts black shorts tight shorts mens jersey shorts white high waisted bell bottom jeans corduroy shorts designer shorts hot yoga pants baggy shorts high rise shorts ripped jean shorts boyfriend shortsripped denim shorts yoga pants linen shorts romper shorts jumpsuit shorts mini shorts tight yoga pants shorts knit shorts petite sweatpants black shorts walking shorts hot shorts leggings shorts white jean shorts bikini workout pants vintage shorts tactical shorts

men's soft cotton casual long sleeve pullover crewneck sweater matching family pajamas sets christmas pj's with christmas print long sleeve tee and plaid pants loungewear shirts tide hip hop t shirt cotton casual crew neck short sleeve tee tops for men women pants casual shorts cargo flat front denim pleated shorts active active hoodies active sweatshirts track active active shirts active vests active pants active shorts active base layers active underwear tees 2021 mens shirt golf dress

Comfortable: a wide comfort waistband stretches with ease to fit you perfectly. Made with 50% polyester, 35% merino wool and 15% nylon, this bi-layer ultra merino pant is the best Mother Nature has to offer for optimal performance and extra comfort

Functional: The hidden key pocket offers versatility and practicality to the design while allowing you to safeguard your belongings when on the go

Modern Style: The flattened seams, cotton gusset crotch, and 4-Way Stretch design all bring a sleek presentation to your fit

FREE MERINO WOOL HIKING SOCKS ($21 VALUE!) – Package includes Lightweight Merino Wool T Shirt Women 165 g/m² + Merino Wool Hiking Socks. MAKES A GREAT GIFT!

SUPER SOFT & COMFORTABLE – 100% Superfine LIGHTWEIGHT 17.5 micron Merino wool undershirt for women provides all day comfort and no itch! Designed for daily wear without rubbing, overheating, or bunching of regular cotton.

MOISTURE WICKING & ODOR RESISTANT – Merino Wool Tshirts natural wicking and odor-resistant properties allow them to absorb moisture better than any other fabric, keeping you dry and fresh.

Made with 55% recycled cotton blended with 26 % polyester and 19% acrylic for a fabulous easy-going fleece.

Slit placket with attached hood

Hand warmer kangaroo pocket

【Quick Dry & Moisture Wicking】Made with advanced polymer fibers and an ultra-fine pore structure, sweeps away sweat from your body to keep you dry and comfortable during workouts and outdoor activities.

【4-Way Stretch& UV Protection】High density woven soft fabric renders 4-way stretch without balling-up, curling. It’s lightweight and air permeability with excellent protection against harmful UV rays, making it perfect for outdoor activities like hiking, running, and cycling.

【Heat Dissipation】 The heat dissipation capacity of this tee is 5 times that of wool and 13 times that of silk, gives a sense of coldness by cooling down body temperature 3-4 degrees lower than silk or cotton. Ribbed main fabric is lightweight with cooling finish, giving an cool feel against the skin.

ADVANCED TECHNOLOGY: Columbia Men's Brewha II short features our signature UPF 50 fabric for protection against harmful UVA and UVB rays and skin damage.

HANDY FEATURES: These fishing shorts feature two side pockets, two front beverage-friendly pockets, and two back pockets to keep your small items (and beverages secure).

ADJUSTABLE FEATURES: A partial elastic waist provides a personalized fit that allows for free movement during everything from river rafting to casual walks outside.