Active Base Layers

Gear up for your next adventure with our versatile active base layers, designed to keep you comfortable and ready for anything. Whether you're hitting the trails or enjoying a casual day outdoors, these essential wardrobe staples provide the perfect foundation for layering. With a focus on quality and durability, our active base layers offer lasting value and timeless style, ensuring that you stay warm and cozy in any setting. Embrace the outdoors with confidence, knowing that your base layers are built to perform and enhance your experience every step of the way.

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298 Items

Women's Silk Underwear, Pants

A lightweight, cream-colored silk base layer providing breathable warmth without bulk for women.

Pros: Soft and smooth fabric Versatile use Breathable warmth Lightweight and thin Comfortable fit
Men's Adventure Grid Fleece, Quarter-Zip

A blue quarter-zip fleece with UPF 50+ protection, made from a moisture-wicking polyester blend.

Pros: High quality Great warmth Lightweight design Stylish color Comfortable fit
Women's Silk Underwear, Scoopneck

A cream-colored, 100% silk long-sleeve undershirt offering comfortable warmth without bulk.

Pros: Great fit Lightweight Warmth Silky feel Comfortable
Men's Cresta Wool Midweight 250 Crew Top

A versatile merino wool base layer that wicks sweat, resists odor, and keeps you warm.

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 dark black, itch-free merino wool that wicks sweat and resists odor.

Pros: Odor-resistant Great color Versatile use Excellent warmth Comfortable fit
Women's Silk Underwear, Turtleneck

A lightweight, black silk turtleneck providing breathable warmth without bulk, perfect under casual or active outfits.

Pros: Soft and warm Excellent customer service Thin and comfortable Great turtleneck fit Lightweight and warm
Men's Silk Underwear, Crewneck

A lightweight black silk crewneck providing strong, comfortable warmth as a perfect base layer.

Pros: Durable Comfortable Warm Great for travel Feels like real silk
Women's Cresta Midweight 250 Pants, High-Rise Slim-Leg

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

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

A versatile merino wool base layer in saddle heather, featuring a quarter-zip and thumbhole cuffs.

Pros: Convenience Keeps you warm Comfort Durability Versatility
Women's Cresta Midweight 250 Crew Top

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

Pros: Great fit Breathable fabric High quality Soft and comfortable Excellent warmth
Women's Cresta Midweight 250 T-Zip Top

An eggplant heather midweight merino wool top 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, 100% merino wool crew top offering lightweight warmth and comfort for all-season activities.

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, offering 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, moisture-wicking synthetic base layer with thumbholes, perfect for everyday warmth and easy layering.

Pros: Great fit Smooth fabric Softness Dino style Material
Women's Cresta Ultralight 150 Crew Top, Short-Sleeve
Price was from: $69 now: $24.99

An alloy gray, short-sleeve base layer made from 100% merino wool, perfect for transitioning seasons.

Pros: Great color Lightweight and versatile High-quality fabric Comfortable wool material Excellent warmth
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg

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

A lightweight, moisture-wicking synthetic base layer pant in dark black, perfect for everyday warmth and comfort.

Pros: Adds extra warmth Lightweight Softness Good fit Comfortable
Women's Cresta Wool Ultralight 150 Base Layer, Hoodie

An alloy gray, 100% 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

An alloy gray, 100% Merino wool hoodie base layer that wicks moisture, resists odors, and fits snugly.

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

A lightweight, moisture-wicking base layer in faded sage heather, made from 94% polyester and 6% spandex.

Pros: Great for layering Provides warmth Lightweight feel
Women's Cresta Wool Ultralight 150 Turtleneck

An ultralight, form-fitting turtleneck made of 100% Merino wool, in alloy gray, with thumbhole cuffs.

Pros: Cleanliness High quality Warmth Comfortable fabric Low maintenance
Men's Cresta Ultralight 150 Crew Top, Stripe

A remarkably soft and warm striped crew top made of 100% merino wool with thumbhole cuffs.

Active Base Layers

As the air turns crisp and the days grow shorter, the right active base layers become the foundation for all kinds of outdoor adventures. Whether you’re heading out for a brisk morning hike, gearing up for a weekend of camping, or simply enjoying a walk with the dog as the leaves start to fall, a well-chosen base layer makes a noticeable difference in comfort and enjoyment. These versatile essentials are designed to fit seamlessly under your favorite shirts, vests, and jackets, keeping you warm without adding bulk. From cool autumn mornings to the first hint of winter, base layers are a tried-and-true solution for anyone who wants to stay active outside, no matter the weather. They’re also a thoughtful gift for anyone who loves spending time outdoors, from seasoned hikers to backyard explorers, or even for that friend who’s always chilly at the family bonfire. With so many styles and colors to choose from, it’s easy to find a base layer that suits every personality and activity level.

When choosing active base layers, it’s helpful to think about how and where they’ll be worn. Soft, moisture-wicking fabrics help keep you dry during high-energy activities, while smooth seams and stretch ensure easy movement whether you’re raking leaves, biking along country roads, or cheering from the sidelines at a youth soccer game. Layering is all about adaptability, and the best base layers are built to handle shifting temperatures, unexpected weather, and all the little moments that make outdoor life memorable. You’ll appreciate the difference on those days when the weather can’t make up its mind—when a morning chill gives way to a sunny afternoon and you need to peel off layers without missing a beat. Base layers aren’t just for athletes or outdoor enthusiasts, either; they’re a practical addition to any wardrobe, perfect for anyone who appreciates lasting value and reliable warmth. For those who appreciate a pop of color, our Blue Base Layers offer a fresh take on classic comfort, blending timeless style with everyday practicality.

Base layers are built to go the distance, season after season. They’re easy to care for and designed to hold up to frequent wear, making them a staple for families, couples, and solo adventurers alike. Picture bundling up for a weekend at the cabin, layering up for a chilly morning run, or packing for a late-season camping trip—base layers are the first thing you’ll reach for. They help keep everyone comfortable, from kids heading out to the school bus to grandparents joining in on family hikes. With their classic appeal and dependable performance, base layers make it simple to enjoy the outdoors longer, no matter what the forecast holds. Whether you’re shopping for yourself or looking for a practical, always-welcome gift, the right base layer sets the tone for a season full of outdoor fun and lasting memories.

FAQs

Active base layers are ideal for a variety of outdoor activities, including hiking, biking, running, camping, and everyday walks. They’re also great for layering under clothing during outdoor events, yard work, or any situation where you want to stay comfortable and dry as temperatures fluctuate.

Base layers are designed to wick moisture away from your skin, helping to keep you dry and comfortable. Their lightweight yet insulating fabrics trap warmth close to your body, providing a reliable buffer against the cold without causing you to overheat during physical activity.

Yes, many base layers are stylish and comfortable enough to wear on their own during milder weather or indoor activities. Their smooth fit and classic style make them a versatile choice for everything from lounging at home to running errands around town.

Absolutely. Some base layers are designed with lighter, breathable fabrics for transitional seasons like spring and fall, while others offer more warmth for colder winter conditions. Choosing the right material and weight ensures you stay comfortable throughout the year.

Base layers are a practical and appreciated gift for anyone who enjoys spending time outdoors or simply values comfort. Their versatility, durability, and timeless style make them a go-to choice for friends and family members of all ages.

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Active Base Layers