Long Sleeve Base Layers

Long sleeve base layers are the unsung heroes of outdoor adventures, providing a foundation of comfort and warmth that truly enhances your experience. Crafted with quality materials that promise durability and lasting value, these versatile essentials are perfect for layering in cooler weather or wearing solo during milder days. Designed to be both timeless and relevant, they offer a seamless blend of style and functionality, making them a go-to choice for any outdoor enthusiast. Whether you're hiking through the woods or enjoying a casual day outside, long sleeve base layers ensure you stay cozy and comfortable throughout your journey.

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476 Items

Women's Pima Cotton Turtleneck, Long-Sleeve
Price was from: $39.95 now: $29.99

A luxurious Supima® cotton turtleneck in lake blue, offering unmatched softness and strength.

Pros: Versatile layering piece Softness High-quality fabric Beautiful color Comfortable fit
Men's Carefree Unshrinkable Tee, Traditional Fit, Long-Sleeve

A navy blue, long-sleeve tee made of 100% cotton that resists shrinking, fading, and pilling.

Pros: Durable and well-made Variety of colors Maintains shape and color High-quality fabric Comfortable fit
Women's L.L.Bean Tee, Long-Sleeve Crewneck

A slightly fitted, ultrasoft white long-sleeve crewneck tee made from 100% combed cotton.

Pros: Soft material High-quality fabric Versatile as a second layer Easy to wash Comfortable fit
Men's Two-Layer River Driver's Shirt®, Traditional Fit Henley

A blue wool-blend Henley with dual-layer thermal construction for warmth and a relaxed, traditional fit.

Pros: Soft material Warm and cozy High quality and durable Versatile for cold weather Comfortable fit
Men's Unshrinkable Mini-Waffle Henley, Long-Sleeve Traditional Fit

A 100% cotton indigo heather henley that resists shrinking, fading, and pilling, with a relaxed fit.

Pros: High quality True to size Versatile Comfortable Warm
Men's Carefree Unshrinkable Turtleneck

A soft green cotton turtleneck that resists shrinking, fading, wrinkling, and pilling for lasting comfort.

Pros: Durable and holds shape Warm and perfect for layering Classic style and looks great Soft and comfortable fabric True to size and great fit
Women's Silk Pointelle, Long-Sleeve Scoopneck

A weightless dark plum rose silk scoop neck that layers effortlessly with a feminine pointelle-knit design.

Pros: Lightweight fabric Soft silk material Versatile layering Beautiful color Comfortable fit
Women's Tropicwear Shirt, Long-Sleeve

A long-sleeve shirt with UPF 50+ protection, built-in stretch, and excellent venting for ultimate comfort.

Pros: Great fit Sun protection Lightweight Versatile Comfortable
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 dark black, midweight merino wool crew top that wicks sweat, resists odor, and features thumbhole cuffs.

Pros: Perfect fit Soft and comfortable Durable fabric Great color Excellent warmth
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, dark flint gray crewneck made from 100% silk, perfect as a warm base layer.

Pros: High fabric quality Durable material Great for travel Comfortable fit Excellent warmth
Men's Cresta Midweight 250 Quarter-Zip Top

A dark black 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

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
Women's L.L.Bean Simple Soft Base Layer, Crew

A lightweight, moisture-wicking black base layer crewneck made from 94% polyester and 6% spandex.

Pros: Great fit Smooth fabric Softness Dino style Material
Women's Cresta Wool Ultralight 150 Base Layer, Hoodie
Price was from: $99.95 now: $84.99

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
Women's Cresta Wool Ultralight 150 Turtleneck
Price was from: $99.95 now: $84.99

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.
Women's Cresta Ultralight 150 Crew Top, Stripe

An itch-free 100% merino wool base layer, perfect for cold-weather sports, available in ocean waves and storm teal.

Pros: Ideal as long underwear Provides excellent warmth Soft merino wool material
Men's Cresta Wool Ultralight 150 Turtleneck
Price was from: $99.95 now: $84.99

An alloy gray, 100% merino wool turtleneck that wicks moisture, resists odors, and features thumbhole cuffs.

Long Sleeve Base Layers

When the days start to stretch a little longer and the air carries the promise of spring, it’s easy to forget how quickly the weather can shift—especially if you love spending time outdoors. That’s where a dependable long sleeve base layer comes in, providing a level of comfort and versatility that’s hard to beat. Whether you’re heading out for an early morning hike, lacing up for a chilly run, or simply enjoying a peaceful walk with the family, a good base layer is the unsung hero that keeps you warm and dry. The right base layer isn’t just about adding warmth—it's about managing moisture and maintaining comfort as you move through changing conditions. Picture yourself setting out on a misty March morning: the ground is still damp with snowmelt, a cool breeze rustles through the trees, and you’re grateful for that soft, breathable layer next to your skin. For many, the best part about these pieces is how they transition seamlessly from outdoor adventure to everyday life, offering lasting value and timeless style.

There’s a base layer for everyone, from the weekend camper to the daily dog walker, and even the little ones who love to play outside no matter the forecast. Long sleeve base layers make thoughtful gifts, especially for those who appreciate practical, high-quality gear—think of the friend who never misses a morning run, or the family member who’s always planning the next ski trip. Options like the l.l. bean cresta wool base layer are prized for their ability to regulate temperature, wick away moisture, and resist odors, making them a favorite for active pursuits and travel alike. For those with sensitive skin or who prefer the classic feel of cotton, cotton base layer women’s options and cotton running shirts deliver softness and comfort in every season. And when you’re shopping for the perfect fit, it’s helpful to remember that ll bean base layer women’s collections offer a range of sizes and styles, ensuring everyone can find something that feels just right. Layering up for unpredictable weather becomes second nature when you have a reliable base layer in your drawer—you’ll find yourself reaching for it on cool evenings at the campsite, brisk spring mornings, or even just for lounging at home.

Choosing the right base layer is about more than just warmth—it’s about enjoying the outdoors with confidence, no matter what the forecast holds. Look for features like flatlock seams to prevent chafing, stretchy fabrics that move with you, and easy-care materials that stand up to repeated washing and wear. A good long sleeve base layer should feel like a second skin, offering freedom of movement and lasting comfort whether you’re exploring the trails or tackling everyday errands. And when it’s time to build your layering system for the season ahead, you’ll find even more options and inspiration by browsing our full range of Midlayers & Base Layers. With the right base layers in your closet, you’re ready for whatever adventure—or weather—the day brings.

FAQs

A long sleeve base layer helps regulate body temperature, wicks away moisture, and provides an extra layer of comfort against the skin. It’s especially useful for keeping you warm in cool conditions while preventing overheating during more intense activities. Many people also appreciate the added coverage for sun protection and the versatility to wear it as a standalone layer or under midlayers.

To keep your base layers in great condition, follow the care instructions on the garment tag. Wool base layers, like the l.l. bean cresta wool base layer, typically benefit from gentle washing in cold water and air drying. Cotton running shirts and cotton base layer women’s pieces can often be machine washed and tumble dried on low. Avoid using fabric softeners or bleach, as these can affect the fibers’ performance.

Base layers aren’t just for winter—they’re great for year-round use. Lightweight and breathable options are perfect for spring and fall when temperatures can fluctuate, and they also help wick away sweat during summer hikes or runs. Wool and synthetic blends work well in a variety of conditions, while cotton options offer softness and comfort for everyday wear.

Long sleeve base layers are often made from merino wool, synthetic blends, or cotton. Merino wool is known for its moisture-wicking, odor-resistant, and temperature-regulating properties. Synthetic materials, like polyester blends, dry quickly and are durable for active pursuits. Cotton base layers, including cotton running shirts, are soft and comfortable, making them ideal for low-intensity activities and casual wear.

Absolutely. Long sleeve base layers are versatile enough for a variety of uses beyond outdoor sports. Many people wear them for travel, lounging at home, running errands, or layering under work clothes for added comfort. Their timeless style and easy-care fabrics make them a practical choice for almost any occasion.

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Long Sleeve Base Layers