10 Best Thermal Underwear for Women in 2024: Top Picks for Ultimate Warmth

As winter approaches in 2024, finding the best thermal underwear for women is essential for staying warm and comfortable during those chilly months. With an array of options available on Amazon, it can be overwhelming to determine which products are truly worth your investment. In this article, we will explore the top 10 thermal underwear options for women available on Amazon, complete with in-depth reviews, to help you make an informed decision and choose the best thermal underwear for women that suits your needs.

# Preview Product Rating Price
1 Thermajane Long Johns Thermal Underwear for Women Fleece Lined Base Layer Pajama Set Cold Weather (Medium, Black) Thermajane Long Johns Thermal Underwear for Women Fleece Lined Base Layer Pajama Set Cold Weather... No ratings yet $28.99
2 WEERTI Thermal Underwear for Women Long Johns with Fleece Lined, Base Layer Women Cold Weather Top Bottom Black WEERTI Thermal Underwear for Women Long Johns with Fleece Lined, Base Layer Women Cold Weather Top... No ratings yet $19.99
3 Cuddl Duds Womens Thermal Underwear - Heavyweight Base Layer 2-Piece Set - Cozy Moisture-Wicking Long Johns - Winter Clothing - Black - Large Cuddl Duds Womens Thermal Underwear - Heavyweight Base Layer 2-Piece Set - Cozy Moisture-Wicking... No ratings yet $29.99
4 Fruit of the Loom Women's Micro Waffle Premium Thermal Set, Black, Large Fruit of the Loom Women's Micro Waffle Premium Thermal Set, Black, Large No ratings yet $24.99
5 PISIQI Thermal Underwear Women Ultra-Soft Long Johns Set Base Layer Skiing Winter Warm Top & Bottom Black PISIQI Thermal Underwear Women Ultra-Soft Long Johns Set Base Layer Skiing Winter Warm Top & Bottom... No ratings yet $24.98
6 ViCherub Women's Thermal Underwear Set Long Johns Base Layer Fleece Lined Cold Weather Soft Top Bottom Black Medium ViCherub Women's Thermal Underwear Set Long Johns Base Layer Fleece Lined Cold Weather Soft Top... No ratings yet $22.99
7 Liang Rou Women's Crewneck Long Johns Ultra Thin Modal Thermal Underwear Top & Bottom Set Apricot Medium Liang Rou Women's Crewneck Long Johns Ultra Thin Modal Thermal Underwear Top & Bottom Set Apricot... No ratings yet $19.99
8 TELALEO 2 Sets Thermal Underwear for Women Long Johns Double-Sided Fleece Lined Ultra-Soft Base Layer Top & Bottom Warm Pajama for Cold Weather 2Set 2Black L TELALEO 2 Sets Thermal Underwear for Women Long Johns Double-Sided Fleece Lined Ultra-Soft Base... No ratings yet $29.99
9 SIMIYA Thermal Underwear for Women Winter Warm Base Layer Long Johns Cold Weather Fleece Lined Skiing Hiking Running Black/Red SIMIYA Thermal Underwear for Women Winter Warm Base Layer Long Johns Cold Weather Fleece Lined... No ratings yet $21.99
10 SIMIYA Thermal Underwear Set for Women Long Johns with Fleece Lined Long Sleeves Base Layer Set Top Bottom Black SIMIYA Thermal Underwear Set for Women Long Johns with Fleece Lined Long Sleeves Base Layer Set Top... No ratings yet $22.99

Buying Guide for Best Thermal Underwear for Women

Before diving into our top picks for the best thermal underwear for women, it’s crucial to consider a few factors that can enhance your shopping experience and ensure that you choose the right products for your needs. Here are some elements to keep in mind:

Material

The material of thermal underwear plays a significant role in insulation, breathability, and comfort. Common fabrics used include merino wool, polyester, and nylon blends. Merino wool is renowned for its warmth and moisture-wicking properties, making it an excellent choice for cold weather. Polyester or nylon blends are often lightweight, quick-drying, and budget-friendly options.

Fit and Comfort

Choosing the right fit is crucial for thermal underwear. Look for options with a snug fit without being overly tight, as you want to maintain warmth without compromising mobility or comfort. Stretchy fabrics often provide better flexibility.

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Layering Options

Consider how you’ll use your thermal underwear. If you plan to layer clothing for activities like hiking or skiing, lightweight thermal underwear may be best. For everyday wear, consider something slightly thicker for added warmth.

Durability and Maintenance

Durable thermal underwear can withstand regular washing and wear, ensuring you get the most out of your purchase. Check the care instructions to see if the underwear is machine washable and whether it requires special care, such as hand washing or air drying.

Price

Thermal underwear is available at various price points, so it’s essential to set a budget before you shop. While higher-priced options may offer advanced features such as better thermal regulation and durability, there are plenty of affordable options that provide excellent value for your money.

Top 10 Best Thermal Underwear for Women on Amazon

1. MERIWOOL Women’s Merino Wool Base Layer

The MERIWOOL Women’s Merino Wool Base Layer set is a top choice for those seeking maximum warmth and comfort. Made from 100% merino wool, this thermal underwear offers excellent insulation while remaining breathable and moisture-wicking. The set includes a long-sleeve top and bottoms, both designed to fit snugly without restricting movement. Ideal for cold weather and outdoor activities, it retains heat even when wet, making it perfect for skiing or hiking trips.

This product has received praise for its softness and stylish fit, and it comes with a 100% satisfaction guarantee. The wool fabric is also naturally odor-resistant, so you can wear it multiple times without needing immediate washing.

Bestseller No. 1
MERIWOOL Womens Base Layer 100% Merino Wool Midweight Long Sleeve Thermal Shirt Charcoal Gray
MERIWOOL Womens Base Layer 100% Merino Wool Midweight Long Sleeve Thermal Shirt Charcoal Gray
  • PACKAGE INCLUDES: 1 – Women’s Merino Wool Thermal Crewneck Top in Charcoal Gray / Medium | MATERIAL: 18.5 Micron, 100% Merino wool, 250g/m2 | FIT: Fitted
  • SUPER SOFT: 100% all natural superfine 18.5-micron Merino wool ensures comfort all day long - no itch! COMFORTABLE & CONVENIENT: Quick-drying base layer thermal shirt with flattering fit features a loop for hang drying while camping, hiking, hunting, working, playing sports, skiing, snowboarding, or partaking in any outdoors activity.
  • BREATHABLE: Keeping you cool in summer and warm in winter, 250g/m2 weight interlock-knit Merino wool can be used as a base layer or mid-layer. EASY CARE: Mid-weight long sleeve crew top shirt is machine-washable on cold setting and safe to tumble dry on low heat with like colors, so it’s ready when you are for your next adventure.
  • WICKING & ODOR RESISTANCE: Merino wool’s natural wicking and odor-resistant properties keep you dry and comfortable while active in cold weather. Through the process of wicking, Merino wool is the most breathable fabric and absorbs moisture better than any other fibers. Wicking refers to a fabric’s ability to pull moisture away from your body and keep you comfortable.
  • EXCEPTIONAL CUSTOMER CARE: If your MERIWOOL Women’s Merino Wool Crew Top doesn’t perform to your satisfaction, return it to us within 30 DAYS along with proof of purchase for a hassle-free refund, exchange, or replacement. Includes a 90 DAY limited manufacturer’s warranty, which covers manufacturing and material defects.

2. ColdPruf Women’s Performance Base Layer

ColdPruf is known for its high-performance base layers, and the Women’s Performance Base Layer is no exception. This two-layer fabric system provides excellent warmth and moisture management. The combination of polyester and merino wool ensures you stay dry and warm, making it perfectly suitable for various outdoor activities.

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With its flatlock seams and tagless design, it offers a comfortable fit without chafing. The ColdPruf base layer also features an adjustable waistband, making it a versatile choice for women of all shapes and sizes.

OFF -$11.39Bestseller No. 1
ColdPruf Quest Performance Crewneck Base Layer, Thermal Long-Sleeve, Women
ColdPruf Quest Performance Crewneck Base Layer, Thermal Long-Sleeve, Women
  • 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
  • Comfortable Base Layer: Our women’s thermal underwear top is engineered as a single layer that wicks moisture away from the body
  • Multipurpose Apparel: Long-sleeve top for women allows for easy layering in cold to very cold conditions during low- to medium-exertion activities; Perfect for casual or active wear

3. 32 DEGREES Women’s Crew Neck Thermal Set

For those on a budget, the 32 DEGREES Women’s Crew Neck Thermal Set is an affordable option that boasts fantastic quality. This thermal set is made from a blend of ultra-soft polyester and spandex, providing the ideal amount of stretch for comfort and mobility. With its sleek and slim design, it can easily be worn under everyday clothes without bulkiness.

The set comes in various colors, allowing you to express your style while staying warm. The fabric is also moisture-wicking and odor-resistant, making it perfect for active lifestyles.

OFF -$2.87Bestseller No. 1
32 Degrees Heat Womens Ultra Soft Thermal Lightweight Baselayer Crew Neck Long Sleeve Top, Black, Medium
32 Degrees Heat Womens Ultra Soft Thermal Lightweight Baselayer Crew Neck Long Sleeve Top, Black, Medium
  • FEATURES: Lightweight, Moisture wicking, Ultra-Soft, Anti-Static, Anti Odor, 4 Way Stretch, Tag Free Label.
  • 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.
  • FITTED: Please refer to photo size chart for chest, waist, hips, and length measurements. Meant to be fitted to accommodate wearing under clothes.
  • WASH CARE: Wash Cold Gentle Cycle with Like Colors, Tumble Dry Low, Non-Chlorine Bleach Only, Do Not Dry Clean, Iron Cool (if needed).

4. Icebreaker Women’s Oasis Long Sleeve Crewe

Icebreaker is synonymous with high-quality merino wool products, and the Women’s Oasis Long Sleeve Crewe is one of their standout options. This top provides warmth, breathability, and fantastic odor control, making it a great choice for outdoor adventures. Its relaxed fit offers versatility, whether worn layered or on its own.

With a mid-weight fabric, this thermal piece keeps you comfortable during a range of activities. The flat seams are designed to prevent chafing, and its stylish look means you can wear it outside of thermal wear situations as well.

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Bestseller No. 1
Icebreaker Merino Womens 200 Oasis Long Sleeve Thermal Cold Weather Base Layer Crew Neck T-Shirt, Large, Black
Icebreaker Merino Womens 200 Oasis Long Sleeve Thermal Cold Weather Base Layer Crew Neck T-Shirt, Large, Black
  • Updated design
  • Offset shoulder seams prevent pack rub
  • Flatlock seams prevent chafing
  • Underarm gusset for comfort and mobility. 100% Merino Wool
  • Set-in sleeve construction with raglan back

5. Amazon Essentials Women’s Thermal Underwear Set

Amazon Essentials offers a sleek Women’s Thermal Underwear Set that doesn’t disappoint. Made from a soft, stretchy fabric, this thermal set features a long-sleeve top and bottom designed for warmth on chilly days. It comes with a fitted design that hugs the body, ensuring it’s breathable yet warm.

This set is also machine washable, making it easy to care for, and it is available in multiple color options, so you can have more than one in your wardrobe. It’s an excellent value for the budget-conscious shopper looking for reliability.

OFF -$2.00Bestseller No. 1
Fruit of the Loom Women's Micro Waffle Premium Thermal Set, Smoke Heather, Medium
Fruit of the Loom Women's Micro Waffle Premium Thermal Set, Smoke Heather, Medium
  • Soft micro waffle fabric long sleeve crew-neck t-shirt and leggings made with U.S. sourced cotton and recycled polyester
  • Soft poly/cotton micro waffle fabric stretches for a better fit
  • For cold to moderately cold conditions
  • Tag-free label for added comfort

6. L.L. Bean Women’s Merino Wool Base Layer Crew Top

L.L. Bean’s Women’s Merino Wool Base Layer Crew Top is perfect for those who prioritize comfort and functionality. Made with 100% merino wool, this thermal top naturally regulates your body temperature while providing excellent warmth. It’s lightweight and ideal for layering under other garments or wearing solo.

The stylish design and a range of colors available make this top a fashionable winter essential. Customers love its ability to provide warmth without bulk, making it perfect for outdoor activities or simply lounging at home.

OFF -$10.00Bestseller No. 1
Roman Trail Outfitters Merino Wool Women's Long Sleeve Top |Crew Neck Shirt | Lightweight | Moisture Wicking | Base Layer (Black, Large)
Roman Trail Outfitters Merino Wool Women's Long Sleeve Top |Crew Neck Shirt | Lightweight | Moisture Wicking | Base Layer (Black, Large)
  • 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 |
  • ODOR RESISTANCE | Merino wool's natural wicking | and odor-resistant properties keep you dry and comfortable in hot or cold weather | Merino Wool is known for Wicking Sweat | The most breathable fabric | Absorbs moisture better than any other fibers | its ability to pull moisture away from your body is un comparable | keeps you comfortable.
  • PROTECTS FROM HYPOTHERMIA | Wicking Fabric Keeps Moisture Away From Your Skin | We Advise Hikers To Use 100% Merino Wool Base Layers Because They Retain Warmth Even When Wet | They dry fast and keep you protected in any season |

7. Under Armour Women’s Base 4.0 Crew 

Under Armour’s Women’s Base 4.0 Crew is designed for extreme cold weather conditions. This thermal top employs a four-way stretch construction that allows for enhanced mobility and durability. The fabric is also heat-retaining, ensuring that you remain warm even when temperatures plummet.

One of the standout features of this top is its moisture management system, which wicks sweat away from the body to keep you dry and warm. It is ideal for high-intensity activities, including skiing or snowboarding.

OFF -$19.51Bestseller No. 1
Under Armour Women's ColdGear® Base 4.0 Crew SM Black
Under Armour Women's ColdGear® Base 4.0 Crew SM Black
  • UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold|UA Scent Control Technology to keep you undetected in all pursuits|Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable|Material wicks sweat & dries really fast|4-way stretch construction moves better in every direction|78% Polyester/22% Elasterell

8. Jockey Women’s Thermal Long John

The Jockey Women’s Thermal Long John is perfect for those looking for something simple yet effective. Made from a lightweight cotton blend, this thermal base layer offers cozy warmth without added bulk. The soft fabric ensures a comfortable fit all day long.

These long johns are a versatile piece for any winter wardrobe and can be paired with any clothing item. They also feature an elasticized waistband for comfort, making them a favorite among customers who appreciate ease of wear.

OFF -$13.01Bestseller No. 1
Thermajane Long Johns Thermal Underwear for Women Fleece Lined Base Layer Pajama Set Cold Weather (Medium, Nude)
Thermajane Long Johns Thermal Underwear for Women Fleece Lined Base Layer Pajama Set Cold Weather (Medium, Nude)
  • 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 thermals for women 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 womens long johns will keep you dry and odor free. No matter the activity, you’ll stay confident all day.
  • 4 Way Stretch: The soft and stretchable fabric on these womens long underwear fit snugly against your skin and will keep you moving freely no matter what your activity is.
  • Layer Up: When it comes to style and comfort, our womens thermals is the ideal base layer to wear throughout your day.

9. long underwear for women by Dri-Fit

For those who lead an active lifestyle, the Dri-Fit thermal base layer is designed to keep you warm while actively wicking away moisture. This women’s long underwear is made with a blend of polyester and spandex, offering a breathable and fitted look that works seamlessly under workout clothes.

While retaining heat, it ensures you never feel overheated or weighed down. Highly rated for its comfort during workouts or long excursions, it’s perfect for women on the go.

OFF -$20.00Bestseller No. 1
WEERTI Thermal Underwear for Women Long Johns with Fleece Lined, Base Layer Women Cold Weather Top Bottom White
WEERTI Thermal Underwear for Women Long Johns with Fleece Lined, Base Layer Women Cold Weather Top Bottom White
  • LAYERING IS ESSENTIAL: The perfect cold-weather outfit is all about proper layering, so starting off thermal underwear is a must. Its provide insulation by trapping body heat and wicking away moisture, and disappear under everything from puffer jackets to cashmere sweaters.
  • STRONG MOISTURE WICKING: Womens thermal underwear setsmoisture transport system, wick away sweat fast to keep you dry and light. A perfect blend of comfort, warmth, elasticity, and moisture protection.
  • FLEXIBILITY FOR ANY MOVEMENT: Women's thermal underwear adopts the latest Four-Way stretch, gives you flexibility by hugging your body to move, they will keep you warm without sacrificing your range of motion or comfort.
  • PERFECT DESIGN FOR WOMEN: Long underwear women combines performance with fashion to give you a more streamlined look. Snug fit ensures no bunching around your waistline or sleeves and reduces heat loss, allows no skin irritation.
  • ALL-DAY COMFORTABLE WEARING EXPERIENCE: Long johns for women fit snug like a second skin for minimizing heat loss, lightweight but warm. Women thermal set perfect for use underneath formal or casual attire, or they can be worn as comfy pajamas on nights, keep warm and cozy in cold climates.

10. Smartwool Women’s Merino 250 Base Layer

The Smartwool Women’s Merino 250 Base Layer set features lightweight, breathable fabric made from 100% merino wool. Known for its quality and durability, Smartwool offers extreme warmth without excess bulk, making it ideal for layering. Its temperature regulation and moisture-wicking properties set it apart, and it also features flatlock seams to prevent chafing during movement.

Available in various colors, the Smartwool base layer is both stylish and functional, making it a favorite among women seeking the best thermal underwear for diverse climates and activities.

Bestseller No. 1
Smartwool Merino 250 Base Layer Crew Twilight Blue Heather S
Smartwool Merino 250 Base Layer Crew Twilight Blue Heather S
  • Warm Insulation: The Women’s Merino 250 Base Layer Crew will allow you to stay comfortable while you’re out working up a sweat or on your next big adventure. Keeping you warm whether you are in or outside.
  • Comfortable Fit: This top is made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance and a traditional slim fit design. The design of the 250 Base Layer Crew allows you to wear it all day long without any discomfort.
  • Durable Wear: The flatlock seam construction of this top is specially designed to minimize chafing, making this Crew perfect to wear underneath a snow jacket during a long day of biking, skiing or snowboarding!
  • Merino 250: This heavier, soft, 100% Merino wool fabric offers breathable warmth, moves sweat away from the body, odor control, thermoregulation, and provides next-to-skin comfort in colder weather conditions.
  • Care Instructions: Consisting of 100% Merino Wool, the Women’s Merino 250 Base Layer Crew should be machine washed in warm water on a gentle cycle and tumble dried on low. Cool iron and dry clean as needed, but do not bleach these pull over.

Conclusion

Finding the best thermal underwear for women on Amazon can be a rewarding experience if you know what to look for. Each of the products listed above has unique features that cater to a range of preferences—be it material, fit, or budget. Whether you need something for daily wear or a high-performance piece for outdoor adventures, you’re sure to find the best thermal underwear that fits your needs. As winter rolls on, choose wisely and enjoy the warmth and comfort these thermal layers provide.

Last update on 2024-09-22 / Affiliate links / Images from Amazon Product Advertising API | votechriscarrillo.com is a participant in the Amazon Associate program and will earn from qualifying purchases.

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