Best Short Sleeve Womens Active 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.

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.

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 & 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.

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.

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.

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.

Heat Retention: Thermajane womens thermal underwear keeps your body heat from escaping. They provide extra warmth and coziness to make a perfect everyday baselayer.

Ultra Soft: Our womens thermal tops are lined with fleece for extra softness against your skin. They’ll protect you from the cold for added comfort.

Moisture Wicking: While at home or at work, our thermal undershirt women will keep you dry and odor free. No matter the activity, you’ll stay confident all day.

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.

Heat Retention: Thermajane womens thermal underwear keeps your body heat from escaping. They provide extra warmth and coziness to make a perfect everyday baselayer.

Ultra Soft: Our womens thermal tops are lined with fleece for extra softness against your skin. They’ll protect you from the cold for added comfort.

Moisture Wicking: While at home or at work, our thermal undershirt women will keep you dry and odor free. No matter the activity, you’ll stay confident all day.

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

SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Zip Up Wool Sweater 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 – Womens Quarter Zip Wool Sweater natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.

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

SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Zip Up Wool Sweater 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 – Womens Quarter Zip Wool Sweater natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.

Thermal Fleece Lined Cold Weather Gear. Keep you warm＆comfortable in cold weather outdoor activities.

Breathable, soft-stretch fabric provides you wide range of mobility. Flat-seam reduces skin chafe, move smoothly against skin.

Mock Turtle-neck construction for added coverage＆warmth. Neither too tight nor loose on the neck. Streamlined Slimming waist Cut. Length long enough to cover the hips.

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

100 % MERINO WOOL | From Australia | 17.5 micron. 160 gsm. 88 NM/2 | Super soft and comfortable | Merino wool is machine washable| HANG TO DRY| Versatile and warm | Three-season crew neck Thermal | Perfect for Camping, backpacking and running | essential part of your outdoor gear |100 % MERINO WOOL | From Australia | 17.5 micron. 160 gsm. 88 NM/2 | Super soft and comfortable | Merino wool is machine washable| HANG TO DRY| Versatile and warm | Three-season crew neck Thermal | for Camping

WICK FREE | CRAFTED TO FIT: Sizes XS to L in a regular fit | Designed with Extra length from the Back | Outfitting anyone from the Hard-at-Work to the Hard-at-Play | complementing and forgiving fit |

BREATHABLE AND SUPER SOFT | Keeps you cool in summer and warm in winter | 160 gsm .88 NM/2 weight | interlock-knit Merino wool | used as a base layer | EASY CARE: Ultralight-weight long sleeve crew top shirt is machine-washable on cold setting | Best if hang dry | safe to tumble dry on low heat with like colors |

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.

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

【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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【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

【Match】Active Base Layers/Active Hoodies/Active Pants/Active Shirts Tees/Button-Down Shirts/Polos/T-Shirts/Tank Tops/Active Shorts/Active Sweatshirts/Active Underwear/Athletic Socks/Base Layers Compression//Dresses/Casual/Club Night Out/Cocktail/Formal/Wedding Dresses/Work/Leggings/Sets/Skirts Skorts/Sweaters/Track Active Jackets/Vests/Bodysuits/Coats, Jackets & Vests/Dresses/Fashion Hoodies & Sweatshirts/Jeans/Jumpsuits, Rompers & Overalls

【Match】-Men's Activewear Collection is here for you whether you're running, training, stretching or relaxing. #Activewear Tops/Active Base Layers/Active Hoodies/Active Pants/Active Shirts Tees/Button-Down Shirts/Polos/T-Shirts/Tank Tops/Active Shorts/Active Sweatshirts/Athletic Socks/Base Layers Compression/Activewear Bottoms/Leggings/Sports Bras/Biker Shorts/Sets/Working Out /Yoga /Leggings/Hiking /Sweatsuit/Full-Length/7/8/Cropped Sweatpants/Shorts/Skorts

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PERFORMANCE BASE LAYER. Designed to work with a body in motion, this legging provides a supportive fit for performance and training. Mesh ventilation seamlessly knit in gender-specific zones keeps you dry and comfortable during high-intensity activities.

SLIM FIT. Designed to meet the demands of outdoor adventuring, this slim fit base layer shows off a slimming silhouette while offering unrestricted movement through the arms and chest.

INTRAKNIT ACTIVE MERINO. Built for high-intensity aerobic activities, this lightweight, packable layer balances warmth and breathability with body-mapping to help you train comfortably. When you're battling the wind, this is all you need to get there.