Best M Womens Base Layers in 2026

Stay comfortable all day long with our lightweight and quick-dry fabric that wicks moisture away from your skin.

Protect your skin from the sun's harmful UVA/UVB rays with our UPF 50+ fabric.

Say goodbye to chafing with our flatlock seamlines and tagless collar that increase comfort.

Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior

Stretch-mesh back & underarm panels provide strategic ventilation

4-way stretch construction moves better in every direction

Quick dry and breathable fabric. Won't deform and fade, as mild as the second skin. Keep cool in summer, stay dry and warm in winter, excellent for outdoor sports

2 side pockets provide the convenience of carrying essentials for outdoor sports; wide waistband for optimal coverage and the 4 way stretch fabric for mobility in any direction, more flexible and cool dry in training

Aesthetic part of your workout and optimize your performance. Leggings provided excellent protection from the sun, the flatlock seams against abrasions and make it more durable

Ready for Adventure: Always enjoy cold weather adventures with the Icebreaker Merino Women’s 175 Standard Merino Wool Shirt! These women’s thermals are long sleeve and feature a comfortable crew neck for year-round layering performance and style.

Amazingly Soft Women’s T-Shirts: These long sleeve tee shirts for women are made with 100% Merino Wool, an annually renewable resource that naturally resists odors, regulates body temperature in all weather conditions, and helps manage moisture.

All Day Comfort: Breathable and versatile, this women’s long sleeve tee shirt is quick-drying, with offset shoulder seams to reduce chafing, and ribbed fabric for all day comfort ; This is a slim fit long sleeve shirt for women for classic style.

TSLA Thermal Shirt Series designed for cold weather.

[Materials] Mix of Polyester & Spandex fabric is excellent elasticity with enhanced range of motion.

[Fleece Lining] Thermal fleece lining designed to enhance the warmth and thermal insulation.

Quick dry & lightweight fabric on the back combine with soft & stretch fabric on the front can wicks moisture away from the skin, and keeping you dry and comfortable all day.

Design: 2 special hidden window design on wrist allows you to check your watch or fitness tracker anytime without pull the thumbhole off. Long-raglan sleeves with thumbhole can keep the sleeves in place and give extra coverage to stay safe in the sun.

Zipper Pocket: Right side pocket with hidden zipper can keep your cash and keys safe, and holds 5.5" mobile phone for secure storage.

Size is comparably smaller,So check the size chart of the third picture to select the appropriate size

Tight Fitting,like a second skin.Order 1 size up for Regular Fit

Super-soft fabric delivers incredible all-day comfort

QUALITY MIDWEIGHT BASELAYER: 100% Merino Wool is super soft and extremely comfortable. This three season merino wool crew neck thermal has the versatility and warmth to make this an essential part of your outdoor gear. Its moisture wicking properties means you won’t have to wash it as often so you’ll use even less water. Sizes XS to 3XL in a regular fit. Minus33 offers a great size selection. Outfitting anyone from the Hard-at-Work to the Hard-at-Play.

PERFECT TO WEAR: for any activity. Wear this top as a base layer to go skiing, snowboarding, hiking, running, ice fishing, hunting, the activities are endless! This midweight long sleeve can be worn whether it's as low as 0 degrees or as high as 60. Our crew has tagless construction so you don't have to worry about the annoyance of the unwanted itch. You can wear this long sleeve as a base layer, mid layer, or even outer layer so you can get as many uses out of it as you would like!

EXPERIENCED BRAND: Although there are many copy-cats on the market today, Minus33 has been a trusted brand since 2004. We see it all – from beautiful fall leaves, to white, snowy winters, to colorful springs and summers. We’re New Englanders, plain and simple. We’ve been hiking, camping, skiing, and everything else in between since we were kids. No amount of snow keeps us down, and we only continue to thrive in the summer.

What You Get: Terramar Sports Thermasilk Women's Scoop top comes in Black, Natural and Grey options and in the following sizes: Small, Medium, Large and X-Large. Made from 100% pure silk, they feel extremely smooth and keep you warm

These shirts are very light weight and do not have additional bulk and made with our ClimaSense treatment to neutralize s, regulate your body temperature and wick away any sweat

Features: Thermoregulation Comfort Technology to regulate your body's natural temperature and keep your hands warm. It is built to stretch so there is no irritation or bunching

Seamless fabric: Breathable, moisture-wick and four-way compression stretchy fabric with less friction to keep you dry and comfortable.

Athletic round neck raglan long sleeves with thumbholes to protect your hands and keep the sleeves in place.

Knitted seamless design reduces friction for a soft touch that's gentle on your skin.

Material: Soft, Sleek, Lightweight, Breathable Polyester Fabrics

Quick Dry:Breathable, Lightweight, Quick-Drying Fabric Actively Wicks Moisture Away from the Skin, Keep You Cool and Dry and Comfy in Running, Hiking.

UV Protection: The Fabric Rating UPF 50+ Protects Your Skin from the Harmful UVA/UVB Rays, Keeping You Cool.

Material: 87% merino wool, 13% nylon

Insulation Weight: lightweight (150g/m2)

Fit: slim

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.***

Moisture-Wicking Fabric: Made of 85% microfiber polyester and 15% spandex with Silvadur Intelligent Freshness, our thermal shirts for women help control odor to keep you fresh and dry

Athletic Fit: The perfect long-sleeve baselayer shirt for women, the Quest features a tagless design, flat seams for a smooth and close ultra-comfortable fit

Efficient Design: Long-sleeve undershirt for women features raglan sleeves with thumbhole cuffs for easy layering; Drop tail maintains coverage without restricting freedom of motion

ULTRA LIGHTWEIGHT base layer in an athletic fit with great freedom of movement

SEAMLESS INTEGRATED VENTILATION ZONES ensure you stay dry and comfortable

VERSATILE MULTI-SPORT TOP for use as a base or on its own

Moisture-Wicking Fabric: Long johns for men feature a 100% CPT Performance polyester interior and 70/30 polyester/merino wool exterior with Silvadur Intelligent Freshness for odor control

Regular Fit: Our men’s long underwear boasts a tagless design for a smooth, ultra-comfortable fit; Front and back rise come in true sizing for accurate fit

Efficient Design: Our men's thermal underwear features convenient gussets and a comfortable non-itch waistband that maintains coverage and allows for freedom of motion during various activities

【NOTICE】The Workout Shirts Is Tight-fitting.if You Want To Loose Fit, Please Order One-two Larger Size Than Usual.

【FABRIC】This Workout Shirts made of professional fabric, the sweat produced during exercise is quickly dried to leave comfort to your skin.Can be worn as Compression top under the sweatshirt.The high elasticity ensure that athletic Tee top will not go up.

【INTIMATE LENGTH】The length of your clothes can protect your abdomen and prevent you from catching cold during exercise.

Quick-drying DRYRIDE Ultrawick bird's eye polyester mesh fabrication provides breathable warmth

Stretch 180° fabric construction with four-way stretch provides unrestricted mobility

Anti-pilling for long-lasting softness; Thumbhole cuffs on the top lock sleeves in place

Polyester/elastane. Crewneck blouse.

Omni-Wick technology: advanced evaporation; keeps you dry and comfortable.

Omni-Heat reflective technology reflects back the heat your body generates.

Soft, comfy, lightweight and feels great against your skin, this turltneck t-shirt will give you a comfy and breezy wearing experience. You will stay comfy all day with the cute shirt

Women's basic turtleneck long sleeve tops are great stretchy, slim fit, easy to fit any body figure. A great option for everyday wear or as a underscrubs piece or loungewear at home

The turtleneck is lightweight, which makes it very comfortable to wear under a few layers, but it's also warm enough that you can wear it alone

【Breathable & Quick-dry】This cycling undershirt designed with big hole mesh, high moisture wicking and venting. Which can quickly removes sweat from your body and helps you stay comfortable and dry during cycling sessions

【 Sleeveless Ergonomic Fit】Special sleeveless cutting let the singlet can be wearing as a layer under any sport clothes.

【Premium Material】lightweight and compression, the high stretch baselayer will give you high performance and exceptional comfort without any itching feelings

Made of 86% Polyester and 14% Spandex, this New Balance Women's Long Sleeve Base Layer Shirt will keep you warm and comfortable during all of your activities. Available in mutliple colors and in sizes X-Small, Small, Medium, Large and X-Large.

The overlapped thumbhole makes it easy to layer while you're hiking, running, walking or just out and about. This helps to keep the layers in place should you need to remove other layers. In addition, the raglan sleeves provides ease of motion.

The base layer top features a tradtional straight hem with a self-fabric collar to ensure you are comfortable all day. The interior necktape is branded and features the New Balance flying logo.

Breathable, Durable Fabric: Our sun and thermal shirts for women feature a breathable single-layer knit construction composed of 15% spandex and 85% ColdPruf Technical fiber polyester enhanced with Intellifresh(tm) powered by Silvadur(tm) technology

UPF 50+: Our sun shirts for women are certified UPF 50+ to provide protection when worn alone, making this a great sun shirt for golf, fishing, or even a rash guard for women who need extra UV protection on the water

Athletic Fit: Our thermal long-sleeve undershirt for women features a tagless design and flat seams for a comfortable next-to-skin feeling, thumb holes for easy layering, plus extra length that offers coverage without restricting freedom of movement

FOR GIRLS, BY GIRLS - Sportswear designed to fit the female body perfectly. Our baselayers are designed using body-mapping and should be worn next-to-skin. For optimal warmth, we recommend choosing your normal clothing size. If you want a looser fit you should go up one size

BUILT FOR ADVENTURING - Made with a blend of 91% Polyester and 9% Elastane, this women’s long sleeve thermal shirt offers a combination of durability and 4-way stretch for your high performance adventures

SOFT AND WARM - The premium synthetic fabric of this half zip base layer top also ensures optimal warmth and comfort, with a super-cozy brushed inside and a snug fit

PACKAGE INCLUDES: 1 – Women’s Merino Wool Thermal Underwear Leggings in Gray Heather / Small | MATERIAL: 18.5 Micron, 100% Merino wool, 250g/m2 | FIT: Next-to-Skin

SUPER SOFT: 100% all natural superfine 18.5-micron Merino wool ensures comfort all day long – no itch! COMFORTABLE & CONVENIENT: Quick-drying merino wool legging bottom features a loop for hang drying while you’re camping, hiking, hunting, working, playing sports, skiing, snowboarding, or partaking in any outdoors activity.

BREATHABLE: Keeping you cool in summer and warm in winter, MERIWOOL’s 250g/m2 weight inter-lock knit Merino wool can be used as a base layer or mid-layer, but won’t weigh you down. EASY CARE: Your women’s base layer legging pants are machine-washable on cold setting and safe to tumble dry on low heat with like colors, so they're ready when you are for your next adventure.

【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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CHARGE UP YOUR WORKOUT AND YOUR WARDROBE: Our Men’s ADV Essence Warm Tights are the best choice for athletes who want to combine high-intensity training with fashion for a powerful mix that gets you results during your workouts — and gets you noticed while on the go.

COMFORTABLE WARM FIT: These active tights feature an elastic waistband with an adjustable drawcord plus brushed inside fabric for extra warmth in cold conditions. The soft jersey fabric quickly transports moisture away from the skin, so you can count on staying dry and comfortable during intense workouts, every time.

FUNCTIONAL FEATURES: Designed to be highly functional, these essential fall and winter tights come with a back zipper pocket to safely store your keys and reflective details for enhanced visibility, so you can perform your best day and night, on foot and on bike.

4-way stretch fabric enhances comfort and mobility

Insulating and wind resistant material keeps the heat in and the cold out

Wicking technology pulls moisture away from the body, leaving you drier and warmer

Seamless Construction

Avra fabric provides moisture wicking

Ideal as your base layer on high output, cold winter activities

Quick-dry

Seamless

Soft Touch