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Ladies Thermal Base Layers

Explore ladies thermal base layers to find the right first layer for your outfit. Browse women’s base layer styles and compare sizing, fit, fabric and care details on each product page to help you choose.

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Women's L.L.Bean Heavyweight Base Layer Pants
L.L.Bean Women's L.L.Bean Heavyweight Base Layer Pants
A versatile, moisture-wicking, and quick-drying base layer with a high-rise fit, made from recycled polyester.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Women's PrimaLoft ThermaStretch Fleece Tights, Mid-Rise
L.L.Bean Women's PrimaLoft ThermaStretch Fleece Tights, Mid-Rise
A pair of mid-rise black fleece/nylon tights with a plush interior and moisture-wicking waistband.
(1,413)
$110 $110
SALE
What customers like:
Great fit
Soft and cozy
High quality
Very comfortable
Exceptional warmth
$110 $110
SALE
Women's Silk Underwear, Scoopneck
L.L.Bean Women's Silk Underwear, Scoopneck
A black silk long-sleeve undershirt offering comfortable warmth without bulk, perfect as a first layer.
(639)
$54.95 $54.95
SALE
What customers like:
Great fit
Lightweight
Warmth
Silky feel
Comfortable
$54.95 $54.95
SALE
Women's Silk Underwear, Turtleneck
L.L.Bean Women's Silk Underwear, Turtleneck
A lightweight, black silk turtleneck providing breathable warmth without bulk, perfect under casual or active outfits.
(424)
$69.95 $69.95
SALE
What customers like:
Soft and warm
Excellent customer service
Thin and comfortable
Great turtleneck fit
Lightweight and warm
$69.95 $69.95
SALE
Women's Cresta Midweight 250 Pants, High-Rise Slim-Leg
L.L.Bean 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.
(390)
$99.95 $99.95
SALE
What customers like:
Great fit
High-quality fabric
Non-itchy material
Comfortable to wear
Excellent warmth
$99.95 $99.95
SALE
Women's Cresta Midweight 250 Crew Top
L.L.Bean Women's Cresta Midweight 250 Crew Top
A purple merino wool crew top that wicks moisture, resists odor, and provides soft, form-fitting warmth.
(364)
$99.95 $99.95
SALE
$99.95 $99.95
SALE
Women's Cresta Midweight 250 T-Zip Top
L.L.Bean Women's Cresta Midweight 250 T-Zip Top
A dark black, midweight merino wool top that wicks sweat, resists odor, and features thumbhole cuffs.
(203)
$120 $120
SALE
What customers like:
Well-made
Warmth
True to size
Versatile
Comfortable
$120 $120
SALE
Women's Cresta Ultralight 150 Crew Top
L.L.Bean Women's Cresta Ultralight 150 Crew Top
A lightweight blue crew top made from soft, itch-free 100% merino wool with thumbhole cuffs.
(147)
$89.95 $89.95
SALE
$89.95 $89.95
SALE
Women's L.L.Bean Simple Soft Base Layer, Crew
L.L.Bean 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.
(127)
$54.95 $54.95
SALE
What customers like:
Great fit
Smooth fabric
Softness
Dino style
Material
$54.95 $54.95
SALE
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg
L.L.Bean Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg
A lightweight blue merino wool base layer pant offering warmth, softness, and a smooth, high-rise slim fit.
(119)
$89.95 $89.95
SALE
$89.95 $89.95
SALE
Women's L.L.Bean Simple Soft Base Layer, Pants
L.L.Bean 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.
(116)
$54.95 $54.95
SALE
What customers like:
Adds extra warmth
Lightweight
Softness
Good fit
Comfortable
$54.95 $54.95
SALE
Women's Cresta Wool Ultralight 150 Base Layer, Hoodie
L.L.Bean Women's Cresta Wool Ultralight 150 Base Layer, Hoodie
An ultralight, form-fitting Merino wool hoodie that wicks moisture, resists odors, and features thumbhole cuffs.
(103)
$99.95 $84.99
SALE
What customers like:
High-quality material
Perfect fit
Easy to care for
Lightweight design
Great color combination
$99.95 $84.99
SALE
Women's Cresta Ultralight 150 Crew Top, Stripe
L.L.Bean Women's Cresta Ultralight 150 Crew Top, Stripe
An itch-free 100% merino wool base layer, perfect for cold-weather sports, in ocean waves or storm teal.
(67)
$89.95 $75.99
SALE
What customers like:
Ideal as long underwear
Provides excellent warmth
Soft merino wool material
$89.95 $75.99
SALE
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg Stripe
L.L.Bean Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg Stripe
A high-rise, slim-leg base layer made from soft, itch-free 100% merino wool in ocean waves or storm teal.
(43)
$89.95 $75.99
SALE
$89.95 $75.99
SALE
Women's Cresta Ultralight 150 Turtleneck, Stripe
L.L.Bean Women's Cresta Ultralight 150 Turtleneck, Stripe
An itch-free 100% merino wool turtleneck that wicks moisture, resists odors, and features thumbhole cuffs.
(0)
$99.95 $84.99
SALE
$99.95 $84.99
SALE
Women's L.L.Bean Heavyweight Base Layer Crew Top
L.L.Bean Women's L.L.Bean Heavyweight Base Layer Crew Top
A heavyweight, moisture-wicking base layer made from recycled polyester with thumb holes and anti-microbial finish.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Women's LLB Simple Soft Base Layer Camisole
L.L.Bean Women's LLB Simple Soft Base Layer Camisole
A lightweight, pill-resistant camisole in smoky blue heather, made from moisture-wicking polyester and spandex blend.
(0)
$39.95 $39.95
SALE
$39.95 $39.95
SALE
Women's Cresta Ultralight 150 Hoodie, Stripe
L.L.Bean Women's Cresta Ultralight 150 Hoodie, Stripe
An itch-free 100% merino wool hoodie that wicks moisture, resists odors, and fits comfortably under helmets.
(0)
$99.95 $84.99
SALE
$99.95 $84.99
SALE
Women's L.L.Bean Midweight Base Layer Pants
L.L.Bean Women's L.L.Bean Midweight Base Layer Pants
A versatile midweight base layer with moisture-wicking, quick-dry fabric made from recycled polyester in Lavender Ice.
(0)
$54.95 $54.95
SALE
$54.95 $54.95
SALE
Women's L.L.Bean Heavyweight Base Layer Crew Top, Print
L.L.Bean Women's L.L.Bean Heavyweight Base Layer Crew Top, Print
A blue heavyweight crew top made from recycled polyester, offering warmth, moisture-wicking, and odor control.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Women's L.L.Bean Heavyweight Base Layer Hoodie
L.L.Bean Women's L.L.Bean Heavyweight Base Layer Hoodie
A midnight black heavyweight hoodie with recycled polyester, moisture-wicking, and anti-microbial properties for outdoor adventures.
(0)
$79.95 $79.95
SALE
$79.95 $79.95
SALE
Women's L.L.Bean Midweight Base Layer Crew Top
L.L.Bean Women's L.L.Bean Midweight Base Layer Crew Top
A lavender ice midweight base layer top made from recycled polyester, offering warmth, moisture-wicking, and odor resistance.
(0)
$54.95 $54.95
SALE
$54.95 $54.95
SALE
Women's L.L.Bean Midweight Base Layer Crew Top, 1/4 Zip
L.L.Bean Women's L.L.Bean Midweight Base Layer Crew Top, 1/4 Zip
A versatile midweight base layer with REPREVE® recycled polyester, offering warmth, moisture-wicking, and odor resistance.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Women's PrimaLoft ThermaStretch Fleece Pocket Tights, Mid-Rise
L.L.Bean Women's PrimaLoft ThermaStretch Fleece Pocket Tights, Mid-Rise
A pair of blue fleece and nylon tights featuring plush warmth, moisture-wicking comfort, and convenient leg pockets.
(2,111)
$120 $99.99
SALE
What customers like:
Soft fleece lining for comfort
Great fit with sizing options
High quality and durable material
Exceptionally warm and cozy
Convenient and sturdy pockets
$120 $99.99
SALE

Ladies Thermal Base Layers

Ladies Thermal Base Layers are a thoughtful place to begin a layered wardrobe, with choices that make the first layer feel as considered as everything worn over it. Finding the right option starts with personal preferences: a higher or lower neckline, a longer or shorter hem, and a silhouette that works with the clothes already in the closet. Think about the familiar details of getting dressed—the shirt you always reach for, the waistband you prefer, the neckline you like beneath a favorite sweater. Those everyday preferences can help narrow the selection more meaningfully than appearance alone. As you browse, look closely at each item’s description and size information rather than assuming every thermal layer has the same shape, feel or proportions.

Fit deserves particular attention when choosing base layers. Start with your measurements and the individual size chart, then check any available notes about the intended fit. A close-fitting style and a more relaxed one are different choices, so selecting your usual size without checking the details may not tell the whole story. For tops, consider sleeve length, overall length and where the hem will fall in relation to your other layers. For bottoms, pay attention to the rise, inseam and waistband details listed for each option. If you like coordinating separates, compare the sizing for each piece independently; the right top and bottom may not be the same size. Care instructions are another useful point of comparison, especially if you prefer clothing that fits into your existing laundry routine.

Thermal base layers can also be a personal, practical gift for a woman who appreciates a thoughtfully chosen wardrobe essential. The best starting point is what you already know about her preferences, from the cuts she wears most often to whether she favors matching pieces or choosing separates herself. Size information from a garment she likes can offer a helpful reference, though it is still worth checking the measurements against the item you are considering. Whether you are shopping for someone close to you or adding to your own collection, take time to compare the small details. A considered choice is less about finding one style for everyone and more about finding the proportions, appearance and care requirements that suit the person who will wear it.

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