Cold Weather Undergarments

Cold weather undergarments are the foundation of comfortable outdoor adventures when temperatures drop. Designed for warmth and versatility, these essential layers help you stay cozy during winter hikes, snowy commutes, or evenings by the campfire. With a focus on lasting value and reliable performance, our selection of cold weather undergarments keeps you feeling your best no matter how chilly it gets outside. Find styles that fit seamlessly into your wardrobe and make every cold day more enjoyable.

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476 Items

Women's PrimaLoft ThermaStretch Fleece Tights, Mid-Rise
Price was from: $110 now: $43.99

A pair of mid-rise fleece/nylon tights in fig, featuring moisture-wicking and odor control for ultimate comfort.

Pros: Great fit Quality Warmth Softness Comfortable
Women's Silk Underwear, Scoopneck

A cream silk long-sleeve undershirt offering comfortable warmth without bulk, perfect as a first layer.

Pros: Great fit Soft material Lightweight Silky feel Comfortable warmth
Men's Silk Underwear, Pants

A strong, lightweight pair of dark flint gray silk pants offering warmth and comfort without bulk.

Pros: Great fit High quality Warmth Comfortable Versatile for weather
Women's Silk Underwear, Turtleneck

A lightweight, cream silk turtleneck providing breathable warmth without bulk, perfect for layering.

Pros: Soft and warm Excellent customer service Thin and comfortable Good turtleneck fit Lightweight and warm
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
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, 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

A remarkably soft and warm alloy gray base layer made from 100% merino wool with thumbhole cuffs.

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

An alloy gray, form-fitting base layer made of 100% merino wool, perfect for any season.

Pros: Not itchy Lightweight Versatile Comfortable Warm
Women's L.L.Bean Simple Soft Base Layer, Crew

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

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 year-round.
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 alloy gray, form-fitting hoodie made from 100% Merino wool, perfect for warmth and moisture-wicking.

Pros: High-quality material Perfect fit Easy to care for Ideal length Lightweight and warm
Men's L.L.Bean Simple Soft Base Layer, Pants

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

Pros: Great for layering Provides warmth Lightweight feel
Men's Cresta Ultralight 150 Crew Top, Stripe

A remarkably soft and warm striped crew top made of 100% merino wool, perfect for any season.
Women's Cresta Ultralight 150 Crew Top, Stripe

A lightweight, itch-free 100% merino wool base layer, perfect for cold-weather sports and everyday comfort.

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

A high-rise, slim-leg base layer made of soft, itch-free merino wool, perfect for any season.
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 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.
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.
Women's Perfect Fit Pants, Fleece-Backed Straight-Leg

A cozy, fleece-backed straight-leg pant in dark gray heather, made from a cotton blend with front pockets.

Pros: Good looking Soft and cozy Perfect fit Warmth Comfortable
Men's Katahdin Iron Works® Bonded Waffle Fleece Henley

A mariner blue waffle-knit Henley with plush berber fleece lining and a streamlined, slightly fitted design.

Pros: Great fit Comfortable for cold weather Favorite shirt Durable Excellent warmth
Women's PrimaLoft ThermaStretch Fleece Pocket Tights, Mid-Rise

A pair of mid-rise black fleece/nylon tights with moisture-wicking properties and convenient phone pockets.

Pros: Warmth Softness Convenient phone pockets Durability Comfortable fit
Women's Perfect Fit Pants, Fleece-Backed Leggings

A cozy, fleece-backed legging with a mid-rise fit, made from a durable cotton blend.

Pros: Great fit High quality Very comfortable Cozy fleece Excellent warmth

Cold Weather Undergarments

When winter settles in and the air turns brisk, the right cold weather undergarments quickly become an everyday essential for anyone who spends time outdoors or simply wants to stay comfortable through the season. These base layers are thoughtfully designed to be the foundation of warmth—trapping precious body heat close to your skin while expertly managing moisture, so you stay dry no matter how active your day gets. Whether you’re heading out for a snowy walk with the family, tackling early morning chores, or gearing up for a weekend ski trip, the right undergarments make all the difference. Materials like merino wool are a perennial favorite for their natural warmth, soft touch, and ability to resist odors, while synthetic fabrics such as polyester and nylon bring impressive durability and quick-drying performance to the table. For those especially frigid days, fleece-lined options add an extra layer of coziness, making them a go-to choice when the temperature really dips. These thoughtfully crafted pieces are perfect for layering under everyday clothes, winter workwear, or outdoor gear—helping everyone from kids waiting at the bus stop to adults shoveling driveways stay comfortable and focused on the fun of winter, not the cold.

When choosing cold weather undergarments, it’s helpful to consider the kind of activities you’ll be doing and the conditions you’ll face. Midweight layers are a versatile pick for active days or milder winter weather, while heavyweight or fleece-lined options are ideal for stationary activities or extreme cold. Look for styles with features like long sleeves, zip collars, or crewnecks for upper body warmth, and leggings or long johns for lower body coverage. These base layers also make wonderfully practical gifts—thoughtful and appreciated by anyone who loves to spend time outdoors, from avid hikers to those who simply enjoy a brisk stroll after dinner. The comfort and lasting value of a well-made base layer means it’s likely to become a winter wardrobe staple, season after season. To explore more options and find the perfect fit for your winter adventures, visit our dedicated page for Cold Weather Long Underwear. With the right base layers, every chilly day holds the promise of warmth, comfort, and the simple joy of being outside.

FAQs

Merino wool and synthetic fabrics like polyester and nylon are popular choices for cold weather undergarments. Merino wool offers natural warmth, breathability, and odor resistance, while synthetic materials provide excellent moisture-wicking and quick-drying performance. Both options are durable and comfortable for extended wear.

Cold weather undergarments are designed as a base layer, worn directly against the skin. They work best when layered under midlayers such as fleece or insulated jackets, and topped with an outer shell if needed. This layering system helps trap heat and manage moisture, keeping you warm and comfortable throughout your activities.

Yes, cold weather undergarments are versatile enough for a wide range of activities. They provide comfortable warmth for everything from winter sports and outdoor chores to relaxing indoors on chilly days. Their moisture-wicking properties also make them a great choice for any activity where staying dry is important.

To keep cold weather undergarments performing their best, follow the care instructions on the garment label. Generally, washing in cold water with mild detergent and avoiding fabric softeners will help maintain the fabric's moisture-wicking and insulating properties. Air drying or tumble drying on low heat is often recommended.

Look for features like flatlock seams to reduce chafing, stretch fabric for ease of movement, and odor-resistant materials for lasting freshness. Consider whether you prefer crewneck or zip-collar tops, and if fleece lining or heavier weights are needed for colder conditions. Thumbholes, longer hems, and tagless designs can also add to overall comfort.

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Cold Weather Undergarments