When the temperature drops or you’re set for a physically demanding adventure, having the best base layers is essential to keep you warm, dry, and comfortable. With various options available on Amazon, we’ve compiled a list of the best base layers for 2024 that cater to different activities and preferences. From snow sports to casual outdoor wear, this article covers the top 10 base layers you can find on Amazon. Whether you are searching for thermal underwear, moisture-wicking fabric, or insulated layers, this guide will help you find the ideal product for your needs.
- COLD-WEATHER READY: Stay cozy in the cold with a brushed fleece inside and matte soft outside. Our heavyweight 2-piece thermal set has moisture-wicking fabric that helps absorb and evaporate moisture.
- SPANDEX STRETCH: This womens top and bottom set features a spandex stretch for on-the-go comfort. The densely knit fabric will help shield you from harmful UV rays for an extra layer of protection.
- HEAD-TO-TOE PROTECTION: Our thermal underwear has 50+ protection from harmful UV rays. With a thumbhole sleeve top, modern rise leggings, and tag-free label, look and feel great all day and night.
- COMPLETE COMFORT: Keep warm without the bulk with our stylish thermal underwear sets. The sleek design makes it versatile enough to wear as a base layer or on its own while you’re out on the go or lounging at home.
- Live in Layers: For 50+ years, Cuddl Duds has provided comfy thermal underwear. Our innovative technology helps you stay warm and look good doing it — because layering is a lifestyle.
- Midweight: Mens 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 Midweight Merino wool base layer mens top and wool men long johns 250 g/m² + Merino Wool Hiking Socks. Cool Packaging. Makes A Great Gift.
- Super Soft & Comfortable: 100% Superfine 17.5 Micron merino wool base layer set mens provides all day comfort and no itch! Merino wool long underwear men set was designed for daily wear without rubbing, overheating, or bunching of regular cotton.
- Moisture Wicking & Odor Resistant: Natural wicking and odor-resistant properties of merino wool thermal underwear allow it to absorb moisture better than any other fabric, keeping you dry and fresh.
- Breathable – For longer lasting wear, hand wash and lay flat to air dry. Mens wool long johns sets naturally regulate body temperature to keep you comfortable all year round.
- Zero Worries: Every we make merino wool base layer top mens and long johns are backed by our Merino.tech Promise - ensuring you're 100% happy with every Merino.tech purchase. For best results hand wash and lay flat to dry
- Built with Force technology to wick sweat and dry fast; FastDry wicks sweat
- Fights odor; strategically placed flatlock seams reduce chafing
- Concealed thumb loop; locker loops
- Tagless labels
- If your measurement falls between sizes on the size chart, buy the larger size
- Midweight – Womens Merino Base Layer Available in Lightweight 165 g/m², Midweight 250 g/m², Heavyweight 320 g/m². Merino Wool Hiking Socks ($21 Value!); Package includes Women Merino Wool Base Layer Top Midweight 250 g/m² + Wool Socks. Cool Packaging! Makes a Great Gift;
- Super Soft & Comfortable: 100% Superfine 17.5 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 midweight natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh;
- Easy Care – Washer safe. For longer lasting wear, hand wash and lay flat to air dry. Midweight merino wool thermal shirts for women naturally regulate body temperature to keep you comfortable all year round;
- Zero Worries: Every Merino Wool Hiking Shirt we make is backed by our Merino.tech Promise - ensuring you're 100% happy with every Merino.tech purchase;
- Exceptional Warmth & Temperature Regulation Crafted from ultra-fine 17.5-micron Merino wool, this base layer provides superior insulation and temperature control, perfect for the cooler spring climates in the Northwest and Midwest
- 5-DAY ODOR CONTROL : Advanced odor-neutralizing technology keeps these Merino long sleeves base layers fresh for up to 120 hours, ideal for extended outdoor expeditions
- Versatile All-Purpose Design Suitable for skiing, hiking, or everyday use, this base layer functions as both a performance layer and standalone apparel, adapting to the milder spring weather in the South and East
- Ultra-Soft & Skin-Friendly Luxuriously soft and non-itchy, the Merino wool fabric is gentle on sensitive skin, ensuring all-day comfort
- Machine Washable for Easy Care Designed for hassle-free cleaning, simply wash in a laundry bag to maintain the garment’s quality and longevity
- All-Day Warmth: Lock in body heat and stay cozy all day. Lightweight yet snug, these long johns for women thermal deliver lasting warmth without the bulk—your ideal base layer for cold weather.
- Ultra-Soft Feel: Plush fleece lining feels like a second skin. Super soft and gentle, these thermals for women keep you comfortable and cozy from morning to night.
- Flexible Fit: Made with four-way stretch fabric, these long underwear women move effortlessly with your body. Enjoy freedom of movement—whether stretching, lounging, or staying active—without restriction.
- Dry Comfort Anywhere: Whether working, relaxing, or outdoors, this women thermal set keeps you dry and odor-resistant. Designed for any activity, it keeps you light and at ease all day.
- Winter Essential: Lightweight and fitted, this womens thermals top and bottom set is a must-have winter base layer. Layer effortlessly under any outfit while keeping warm and preserving your personal style and comfort.
- PACKAGE INCLUDES: 1 – Men’s Merino Wool Thermal Leggings in Black / Large | 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! EASY CARE: Your thermal pants are 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.
- BREATHABLE: Keeping you cool in summer and warm in winter, MERIWOOL’s 250g/m2 weight interlock-knit Merino wool can be used as a base layer or mid-layer, but won’t weigh you down. COMFORTABLE & CONVENIENT: Quick-drying pants feature a loop for hang drying while camping, hiking, hunting, working, playing sports, skiing, or partaking in any outdoors activity.
- 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 Men’s Base Layer Bottoms do not 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.
- Midweight: Mens Merino Base Layer Available in: Lightweight 165 g/m², Midweight 230-250 g/m², Heavyweight 320 g/m² Merino Wool Premium Hiking Socks ($21 Value) – Package includes Men's 250g/m² Merino Wool Base Layer Top Wool Socks. Cool Packaging! Makes A Great Gift!
- Super Soft & Comfortable: 100% Superfine 17.5 Merino Wool Mens Base Layer provides all day comfort and no itch! Designed for daily wear without rubbing, overheating, or bunching of regular cotton.
- Moisture Wicking & Odor Resistant: Merino base layer mens natural wicking properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.
- Easy Care: Washer safe. For longer lasting wear, hand wash and lay flat to air dry. Mens Wool Baselayer naturally regulates body temperature to keep you comfortable all year round.
- Zero Worries: Every Mens Merino Wool Base Layer we make is backed by our Merino.tech Promise - ensuring you're 100% happy with every Merino.tech purchase. For best results hand wash and lay flat to dry.
- Ultra Soft Fleece: Designed with a fleece lining & quality material, these ultra soft mens thermal underwear set will keep you feeling comfortable throughout the day
- Layer Up: Layering is essential to ward off the cold, so bundle up with a pair of mens thermals this winter and stay comfortable while outside or in bed as a pajama
- Heat Retention: When it comes to warmth and everyday wear, these long johns for men is designed specifically for you to stay protected from the cold
- Moisture Wicking: Stay dry with these long underwear mens as they're made from breathable fabric that effectively wicks away moisture and perspiration
- Midweight: Womens Merino Base Layer Set Available in: Lightweight = 165 g/m², Midweight = 250 g/m², Heavyweight = 320 g/m². Merino Wool Hiking Socks ($21 Value): Package includes Midweight Merino wool base layer top, Merino Leggings 250 g/m² + Merino Wool Hiking Socks. Cool Packaging. Makes A Great Gift!
- Super Soft & Comfortable: 100% Superfine 17.5 Micron women merino base layer set provides all day comfort and no itch! Designed for daily wear without rubbing, overheating, or bunching of regular cotton.
- Moisture Wicking & Odor Resistant: Natural wicking and odor-resistant properties of merino wool thermal underwear women allow it to absorb moisture better than any other fabric, keeping you dry and fresh.
- Breathable: For longer lasting wear, hand wash and lay flat to air dry. Womens merino wool base layer top and bottoms set naturally regulates body temperature to keep you comfortable all year round.
- Zero Worries: Every Merino.tech Merino Wool Base Layer Women Set we make is backed by our Merino.tech Promise - ensuring you're 100% happy with every Merino.tech purchase. For best results hand wash and lay flat to dry
Buying Guide for the Best Base Layers
Choosing the right base layer is vital for maintaining comfort in changing weather conditions or during physical activity. Here are some factors to consider when selecting the best base layers:
Material
Base layers are typically made from a variety of materials, including merino wool, synthetic fabrics like polyester, and blends. Merino wool offers warmth and moisture-wicking properties, while synthetic fabrics are lightweight, breathable, and quick-drying.
Weight
Base layers come in different weights—lightweight, mid-weight, and heavyweight. Lightweight options are excellent for high-output activities, whereas mid-weight and heavyweight layers are suitable for colder temperatures.
Fit
The fit of your base layer impacts its effectiveness. Look for snug options that hug the skin but allow for ease of movement. Compression styles can enhance blood flow and reduce muscle fatigue.
Moisture-Wicking Ability
One of the primary functions of a base layer is to wick away moisture. Fabrics with moisture-wicking technology draw sweat away from your skin to keep you dry, reducing the risk of chills during low activity periods.
Length of Sleeve and Legs
Base layers come with various sleeve lengths—short, long, and sleeveless—as well as pants and shorts. Choose based on your intended activity, climate, and personal comfort.
Price and Brand Reputation
Price can vary, but consider investing in reputable brands known for quality base layers. They often come with better durability and performance guarantees.
Top 10 Best Base Layers on Amazon in 2024
1. Merino Wool Base Layer by Icebreaker
Icebreaker’s Merino Wool Base Layer is designed for performance and comfort. The lightweight fabric provides warmth without bulk, making it suitable for layering. Its moisture-wicking properties ensure you stay dry during exertion, and the odor-resistant traits of merino wool keep you feeling fresh even after multiple wears. Ideal for skiing or hiking, this base layer is soft against the skin and designed for freedom of movement.
- Your Cold Weather Adventure: Enjoy year-round layering with the Icebreaker Merino 175 Everyday Men’s Long Sleeve Wool Shirts! This 100% wool shirt for men features a stylish crewneck, and is the perfect men’s base layer for winter activities.
- Reliable Materials: Made with 100% Merino wool, these long shirts for men are ideal thermals as a wool base layer for men in cold weather. Naturally odor-resistant, this men’s hiking shirt helps regulate the temperature in all weather conditions.
- Easy Layering: Perfect for skiing, snowboarding or any cold weather adventure, this Merino wool underwear for men’s layering is breathable, with a slim, stretchy fit for convenient, low-bulk layering. Plus, our Merino shirt helps manage moisture.
- Versatile and Comfy: These classic men’s thermal underwear crew neck shirts are incredibly soft, and feature ribbed fabric for easy stretch and comfort. Available in multiple colors, these thermal clothes for men will keep you stylish and comfy!
- Inspired by Nature: At Icebreaker Merino, we want to create relationships between people and nature, and our Merino wool shirt and thermal underwear for men are designed to provide natural performance with quality materials and no synthetic fibers.
2. Under Armour ColdGear Base Layer
The Under Armour ColdGear Base Layer is engineered for superior warmth and comfort in cold weather. Featuring a dual-layer fabric, it traps heat while remaining breathable. The moisture-wicking technology efficiently moves sweat away from the body, and the four-way stretch design ensures maximum mobility. This base layer is perfect for outdoor sports enthusiasts looking for durability and performance.
- Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
- Stretch-mesh back & underarm panels provide strategic ventilation without sacrificing warmth
- 4-way stretch construction moves better in every direction
- Material wicks sweat & dries really fast
- Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
3. Smartwool Merino 250 Base Layer
Smartwool’s Merino 250 Base Layer is well-known for its warmth and comfort, making it an excellent choice for cold-weather activities. The heavier fabric is perfect for winter sports or activities where you need to stay warm for long periods. Naturally moisture-wicking and odor-resistant, this layer guarantees all-day comfort and performance.
- COLD WEATHER BASE LAYER. Increase your comfort level with this 100% Merino wool crew. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.
- SLIM FIT. Designed to meet the demands of outdoor adventuring, this slim fit crewneck shows off a slimming silhouette while offering unrestricted movement through the arms and chest.
- MERINO WOOL. Soft and eco-conscious, wool is a sustainable wonder fiber that wicks moisture away and helps regulate body temperature from cold-weather camping to summer hiking.
- FUNCTIONAL FEATURES. Go far, feel good with thoughtful tech to keep you trekking comfortably — a back body seam wraps to the front for a body-enhancing fit while a flatlock seam construction minimizes chafing.
- GO FAR. FEEL GOOD. From wool socks to base layers for men, women and kids, we aim to provide the highest quality apparel for your outdoor adventures with a commitment to environmental sustainability, racial equity and inclusivity.
4. Patagonia Capilene Base Layer
Patagonia’s Capilene Base Layer is perfect for athletic use, offering exceptional breathability and moisture-wicking properties. The soft, stretchy fabric allows for maximum movement, and the brushed interior adds a touch of warmth. This base layer is equipped with Polygiene technology that combats odor, making it a popular choice for multi-day adventures.
- PACKAGE INCLUDES: 1 – Men’s Merino Wool Thermal Leggings in Navy / Large | 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! EASY CARE: Your thermal pants are 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.
- BREATHABLE: Keeping you cool in summer and warm in winter, MERIWOOL’s 250g/m2 weight interlock-knit Merino wool can be used as a base layer or mid-layer, but won’t weigh you down. COMFORTABLE & CONVENIENT: Quick-drying pants feature a loop for hang drying while camping, hiking, hunting, working, playing sports, skiing, or partaking in any outdoors activity.
- 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 Men’s Base Layer Bottoms do not 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.
5. The North Face Tech Glacier Long Sleeve
The North Face Tech Glacier Long Sleeve offers lightweight warmth and versatility for your base layer needs. Made from recycled fleece, this option effectively traps heat while wicking away moisture. It’s perfect for layering under heavier jackets or for casual wear during chilly outings. The relaxed fit and comfortable feel make it a favorite among outdoor enthusiasts.
- The North Face Glacier Fleece 1/2 Zip Pullover keeps you warm and comfortable for everyday wear. Crafted for explorations without compromise, this pull-on style fleece pullover features a spread collar, half-zip closure, long sleeves, contrasting bra
- Regular fit.
- 100% recycled polyester fleece.
- Machine washable.
6. Columbia Omni-Heat Base Layer
Columbia’s Omni-Heat base layer utilizes thermal reflective technology that enhances warmth without adding bulk. The lightweight fabric is breathable and moisture-wicking, making it ideal for high-energy activities in cool weather. This base layer is excellent for skiing, snowboarding, or simply enjoying winter sports.
7. Helly Hansen Lifa Base Layer
Helly Hansen’s Lifa Base Layer is designed for active individuals. This lightweight, quick-drying fabric effectively manages moisture and provides exceptional ventilation. The seamless construction enhances comfort and reduces chafing during intense activities, making it an ideal choice for outdoor adventurers and athletes alike.
- The original technical Helly Hansen long sleeve base layer.
- Lifa: lifa is the original Helly Hansen base layer made of 100% lifa Fibers, providing warmth and insulation in cold weather. Lifa naturally pulls moisture away from skin and to the outer layer of The garment keeping you warm, dry and comfortable.
- Features: lightweight insulation, 100% lifa, flatlock seams for max comfort, natural stretch fabric
- Good for: ocean & offshore sailing, coastal sailing, inshore sailing, dinghy sailing, camping & hiking, climbing & mountaineering, trekking, off piste, side Country, freeride, resort, on piste, alpine, backcountry, ski touring, mountaineering,
- Fit: Regular - Neither Slim nor Oversized. Regular-fitting garments may be worn over thicker midlayers. Pants will have a standard inseam with a cut that's straight through the leg..Care instructions: Machine Wash
8. Reebok Performance Base Layer
Reebok’s Performance Base Layer offers excellent value without sacrificing performance. Made from a blend of moisture-wicking polyester and elastane, this base layer provides both flexibility and breathability. It’s perfect for gym workouts or outdoor activities where comfort and performance are key.
- OFFICIAL REEBOK: Performance Base Layer Thermal Long Sleeve Shirt for Men; Greatness doesn’t come from standing still, Living an active life enables people to be their best selves
- MOISTURE CONTROL: Men’s athletic performance base layer shirt wicks moisture to keep you dry during intense workouts, practices, and games
- PERFORMANCE STRETCH: Compression long sleeve shirts for men have a stay put design so they won't ride up; Stretch fabric offers a full range of motion for peak performance
- COLD WEATHER: Perfect base layer for cold weather; Men’s performance base layer shirts are ideal for yoga, running, fitness, working out, and daily wear
- EASY CARE: Machine Wash, Tumble Dry; Please Reference Product Description for More Details
9. L.L.Bean Midweight Base Layer
The L.L.Bean Midweight Base Layer is crafted for ultimate warmth in colder adventures. Soft against the skin and designed for easy layering, it excels in moisture management and temperature regulation. Whether you’re heading out for a winter hike or lounging by the fire, this base layer will keep you cozy and comfortable.
- Built with Force technology to wick sweat and dry fast; FastDry wicks sweat
- Fights odor; strategically placed flatlock seams reduce chafing
- Concealed thumb loop; locker loops
- Tagless labels
- If your measurement falls between sizes on the size chart, buy the larger size
10. 2XU Compression Base Layer
2XU’s Compression Base Layer is designed for athletes looking to enhance performance during high-intensity activities. The compression fit improves blood circulation and muscle support, reducing the risk of fatigue. Made from breathable and moisture-wicking fabrics, this base layer is ideal for training sessions, marathons, or anything that pushes your limits.
- Increased Circulation: The shirt's graduated compression promotes better blood flow, delivering oxygen and nutrients to your muscles more efficiently. This helps enhance your endurance and speed up recovery.
- Increased Circulation: The shirt's graduated compression promotes better blood flow, delivering oxygen and nutrients to your muscles more efficiently. This helps enhance your endurance and speed up recovery.
- Moisture-Wicking Fabric: Made with moisture-wicking fabric, this shirt keeps you dry and comfortable by quickly drawing sweat away from your skin. It also has antibacterial properties to prevent odor buildup.
- Breathable and Lightweight: The shirt's lightweight and breathable construction allows for optimal ventilation, keeping you cool and preventing overheating during intense workouts.
- Versatile Design: With its sleek black and silver design, this shirt is not only suitable for training and fitness activities but can also be worn as a base layer for various sports and outdoor activities.
Conclusion
Finding the best base layers often means exploring various options tailored to your specific activity and comfort preferences. In 2024, the best base layers listed above are designed to keep you comfortable and dry, whether you’re engaging in high-energy sports or just trying to stay warm during cold weather. By considering materials, weight, fit, and the unique features of each product, you can select a base layer that not only meets but exceeds your expectations.
Investing in quality base layers is crucial for outdoor lovers, athletes, and anyone who wants to maximize comfort during colder months. As you gear up for your next adventure, consider these top picks and enjoy a superior experience in the great outdoors.
Last update on 2025-12-27 / Affiliate links / Images from Amazon Product Advertising API | hishecozy.com is a participant in the Amazon Associate program and will earn from qualifying purchases.
