Athletic Base Layers

Athletic base layers are the unsung heroes of any active wardrobe, offering the perfect blend of comfort and versatility for all your outdoor pursuits. Designed to keep you comfortable and confident, these essential pieces provide a reliable foundation for layering in any season. Whether you're hitting the trails, taking on a new fitness challenge, or simply enjoying a brisk walk, athletic base layers ensure you stay at your best by managing moisture and maintaining warmth. With their timeless appeal and enduring quality, they are a must-have for anyone who loves to embrace the great outdoors.

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Men's Cresta Wool Midweight 250 Crew Top

A versatile merino wool base layer in carbon navy, offering warmth, odor resistance, and thumbhole cuffs.

Pros: Durable fabric Comfort Warmth Softness Good fit
Men's Silk Underwear, Pants

A strong, lightweight black silk base layer offering warmth and comfort without added bulk.

Pros: Great fit Quality Warmth Comfortable Versatile for weather
Men's Cresta Midweight 250 Pants

A versatile base layer made of itch-free merino wool, wicking sweat and resisting odor in dark black.

Pros: Great color Versatile use Soft and lightweight Excellent warmth Comfortable fit
Men's Silk Underwear, Crewneck

A dark flint gray silk crewneck providing lightweight warmth and comfort, perfect as a base layer.

Pros: Lightweight warmth Durable fabric Great for travel Comfortable fit Easy to clean
Women's Cresta Midweight 250 Pants, High-Rise Slim-Leg
Price was from: $99.95 now: $84.99

A high-rise, slim-leg base layer made of 100% merino wool, perfect for versatile warmth and comfort.

Pros: Great fit High-quality fabric Non-itchy material Comfortable to wear Excellent warmth
Men's Cresta Midweight 250 Quarter-Zip Top

A versatile carbon navy merino wool quarter-zip top that wicks sweat, resists odor, and keeps you warm.

Pros: Keeps you warm Excellent base layer Comfort Durability Versatility
Women's Cresta Midweight 250 Crew Top
Price was from: $99.95 now: $84.99

A versatile, form-fitting merino wool base layer in carbon navy, designed to wick sweat and resist odor.

Pros: Holds its shape Perfect base layer Breathability Warmth Regulates body temperature
Women's Cresta Midweight 250 T-Zip Top
Price was from: $120 now: $99.99

An eggplant heather merino wool base layer that wicks sweat, resists odor, and keeps you warm.

Pros: Good quality Warmth True to size Versatile Comfortable
Men's Cresta Ultralight 150 Crew Top

An alloy gray, extra-large base layer made of 100% merino wool, offering warmth and comfort year-round.

Pros: Soft material Warmth Good fit Comfortable Versatility
Women's Cresta Ultralight 150 Crew Top

An alloy gray, form-fitting crew top made of 100% merino wool, perfect as a lightweight base layer.

Pros: Not itchy Lightweight Warmth Versatile Comfortable
Men's Cresta Wool Ultralight 150 Pants

An ultralight base layer made of 100% merino wool, providing warmth and odor resistance in alloy gray.

Pros: Stylish design Lightweight feel Durable material Warm without bulk Comfortable fit
Women's L.L.Bean Simple Soft Base Layer, Crew

A lightweight, dark black synthetic base layer crewneck with moisture-wicking, quick-dry fabric and thumbholes.

Pros: Great fit Smooth fabric Softness Dino style Material
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg

A high-rise, slim-leg base layer made of 100% merino wool, offering warmth and comfort in alloy gray.
Women's L.L.Bean Simple Soft Base Layer, Pants

A lightweight, pill-resistant base layer pant in sea salt, made from 94% polyester and 6% spandex.

Pros: Adds extra warmth Lightweight Softness Good fit Comfortable
Women's Cresta Wool Ultralight 150 Base Layer, Hoodie
Price was from: $99.95 now: $84.99

An ultralight, alloy gray Merino wool hoodie that wicks moisture, resists odors, and fits comfortably under helmets.

Pros: High-quality material Easy to care for Perfect under layer Lightweight design Comfortable fit
Men's Cresta Wool Ultralight 150 Base Layer, Hoodie

A form-fitting, alloy gray Merino wool hoodie that wicks moisture and resists odors for all-season comfort.

Pros: Soft and fleecy interior Sturdy and substantial Good for winter sports Warm and comfortable Fashionable and supportive
Men's L.L.Bean Simple Soft Base Layer, Pants

A lightweight, moisture-wicking base layer pant in dark black heather, made from a polyester-spandex blend.

Pros: Ideal for layering Provides warmth Lightweight feel
Men's Cresta Ultralight 150 Crew Top, Stripe
Price was from: $89.95 now: $75.99

A remarkably soft and warm striped crew top made from 100% merino wool, perfect for any season.
Women's Cresta Ultralight 150 Crew Top, Stripe
Price was from: $89.95 now: $75.99

An itch-free 100% merino wool base layer that wicks moisture, resists odors, and features thumbhole cuffs.

Pros: Provides good warmth Works well as long underwear Soft merino wool material
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg Stripe
Price was from: $89.95 now: $75.99

A high-rise, slim-leg base layer made from soft, itch-free 100% merino wool in striped patterns.
Women's Cresta Ultralight 150 Turtleneck, Stripe
Price was from: $99.95 now: $84.99

An itch-free 100% merino wool turtleneck that wicks moisture, resists odors, and features thumbhole cuffs.
Men's L.L.Bean Heavyweight Base Layer Pant

A heavyweight base layer pant in midnight black, made from recycled polyester with moisture-wicking properties.
Men's L.L.Bean Heavyweight Base Layer Crew Top, Print

A heavyweight, moisture-wicking, and quick-drying base layer with anti-microbial finish in kelp green camo.
Men's Cresta Ultralight 150 Hoodie, Stripe
Price was from: $99.95 now: $84.99

A form-fitting, 100% merino wool hoodie in regatta blue, perfect as a base layer for winter sports.

Athletic Base Layers

Athletic base layers are a foundation for comfort and performance, whether you’re heading out for a sunrise run, gearing up for a long hike, or stepping into the gym for a training session. Thoughtfully designed to fit close to the skin, these layers help create a microclimate that supports your body through changing conditions and varying intensities. For those who love to get outside as the weather warms, lightweight base layers can be a game-changer—offering a barely-there feel that moves with you, whether you’re powering up a trail or chasing after the kids in the backyard. As the days grow cooler, a well-chosen base layer becomes just as essential, providing a reliable first line of comfort for crisp morning jogs, late-season bike rides, or simply staying active outdoors with family and friends. The versatility of athletic base layers makes them a practical addition to any active wardrobe, and a thoughtful gift for anyone who embraces movement—be it a seasoned athlete, a weekend warrior, or someone just starting their fitness journey.

When selecting athletic base layers, it’s helpful to consider both the activities you enjoy and the environments where you spend your time. Synthetic fabrics like polyester and nylon are popular for their lightweight feel and ability to help keep you comfortable during high-output pursuits, drying quickly after a burst of effort or a sudden rain shower. These options are especially appreciated during the warmer months or for indoor workouts, where staying cool and dry can make all the difference. For those who find themselves drawn to adventures that stretch into the cooler parts of the year, or who value natural fibers, merino wool base layers offer a classic solution. Known for their soft, itch-free feel and ability to help regulate temperature, they’re a trusted choice for everything from brisk autumn hikes to multi-day backpacking trips. Many athletes and outdoor enthusiasts also appreciate the way merino resists odors, making it a favorite for travel or extended wear. No matter the material, a well-fitting base layer should feel like a second skin—supportive without restriction, and comfortable enough to wear all day.

Athletic base layers aren’t just for solo pursuits—they’re a staple for families who stay active together, making them a welcome addition to anyone’s closet or gear bag. They’re often a go-to gift for birthdays, back-to-school, or as a practical surprise for someone training for a big event. As you explore different options, consider how layering can enhance comfort and flexibility, allowing you to adapt as temperatures shift from morning to afternoon or as your activity level changes. For those venturing into snow sports, there are specialized options designed to work seamlessly under outer layers—if you’re interested in winter-ready choices, you can learn more by visiting our Snowboarding Base Layers page. Ultimately, the right athletic base layer helps you make the most of every adventure, providing the confidence to get outside and stay active, no matter what the day brings.

FAQs

Athletic base layers are often made from materials like merino wool, silk, and synthetic fibers such as polyester or nylon. Each material offers unique benefits: merino wool provides warmth and natural odor resistance, silk is lightweight and smooth against the skin, and synthetics excel at moisture-wicking and quick drying.

To keep your athletic base layers in great shape, follow the care instructions on the garment’s label. Generally, machine washing in cold water with mild detergent and laying flat or hanging to dry will help preserve the fabric’s performance and feel. Avoid using fabric softeners, which can reduce moisture-wicking abilities.

Absolutely. Athletic base layers are versatile enough for year-round use, including hiking, camping, running, or even as comfortable loungewear at home. Their moisture-wicking and temperature-regulating properties make them a smart choice for a wide range of outdoor and indoor activities.

Look for features like flat seams to reduce chafing, stretchy fabrics for freedom of movement, and materials that provide both breathability and warmth. Odor resistance and quick-drying properties are also valuable, especially for active pursuits or multi-day adventures.

Yes, athletic base layers are designed to be the foundation of your layering system. They work well under midlayers like fleece and outer layers such as jackets, allowing you to adjust your warmth and comfort as conditions change throughout the day.

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Athletic Base Layers

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