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Breathable Undershirts

Find breathable undershirts that suit your preferred fit and style. Browse the selection and compare individual product details for sizing, design and care information to choose the right option for your wardrobe.

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Women's Bean's Layering Tank
L.L.Bean Women's Bean's Layering Tank
A fitted blue cotton-blend tank with spandex, offering smooth coverage for layering under sweaters and jackets.
(2,729)
$22.95 $18.99
SALE
What customers like:
High quality
Versatile layering piece
Flattering design
Soft fabric
Comfortable fit
$22.95 $18.99
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 $45.99
SALE
What customers like:
Great fit
Lightweight
Warmth
Silky feel
Comfortable
$54.95 $45.99
SALE
Men's Cresta Wool Midweight 250 Crew Top
L.L.Bean Men's Cresta Wool Midweight 250 Crew Top
A brown 100% merino wool base layer with moisture-wicking, odor-resistant warmth and thumbhole cuffs.
(489)
$99.95 $84.99
SALE
What customers like:
Perfect fit
Soft and comfortable
Durable fabric
No itch
Great warmth
$99.95 $84.99
SALE
Women's Silk Underwear, Turtleneck
L.L.Bean Women's Silk Underwear, Turtleneck
A lightweight black silk turtleneck base layer providing breathable warmth without bulk.
(424)
$69.95 $58.99
SALE
What customers like:
Excellent customer service
Comfortable thinness
Great turtleneck fit
Lightweight and warm
Perfect for layering
$69.95 $58.99
SALE
Men's Double-Layer Underwear, Crewneck
L.L.Bean Men's Double-Layer Underwear, Crewneck
A blue, warm two-layer thermal shirt with breathable cotton lining and durable wool-blend outer knit.
(376)
$54.95 $54.95
SALE
What customers like:
Incredibly cozy
Perfect fit
Exceptional warmth
High comfort
Well made
$54.95 $54.95
SALE
Women's Cresta Midweight 250 Crew Top
L.L.Bean Women's Cresta Midweight 250 Crew Top
A blue 100% merino wool base layer that wicks moisture, resists odor and provides versatile warmth.
(364)
$99.95 $84.99
SALE
What customers like:
Holds its shape
Perfect base layer
Breathability
Warmth
Regulates body temperature
$99.95 $84.99
SALE
Men's Cresta Ultralight 150 Crew Top
L.L.Bean Men's Cresta Ultralight 150 Crew Top
A gray, itch-free merino wool base layer with thumbhole cuffs, flat-lock seams and lightweight warmth.
(157)
$89.95 $89.95
SALE
What customers like:
Soft material
Warmth
Good fit
Comfortable
Well made
$89.95 $89.95
SALE
Women's Cresta Ultralight 150 Crew Top
L.L.Bean Women's Cresta Ultralight 150 Crew Top
A gray, itch-free merino wool base layer with thumbhole cuffs and flat-lock seams for lightweight warmth.
(147)
$89.95 $89.95
SALE
What customers like:
Lightweight warmth
Not itchy
Machine washable
Versatile
Comfortable
$89.95 $89.95
SALE
Men's ExOfficio Give-N-Go Boxer 2.0
ExOfficio Men's ExOfficio Give-N-Go Boxer 2.0
A blue nylon-blend boxer with breathable, moisture-wicking, quick-drying fabric and odor-resistant treatment for all-day comfort.
(145)
$30 $30
SALE
$30 $30
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 white, lightweight synthetic base layer with moisture-wicking, quick-drying fabric and thumbhole cuffs for easy layering.
(127)
$54.95 $54.95
SALE
What customers like:
Great fit
Smooth fabric
Softness
Dino style
Material
$54.95 $54.95
SALE
Men's Cresta Wool Ultralight 150 Base Layer, Hoodie
L.L.Bean Men's Cresta Wool Ultralight 150 Base Layer, Hoodie
A gray, lightweight 100% Merino wool hoodie that wicks moisture, resists odors and layers under helmets.
(86)
$99.95 $99.95
SALE
What customers like:
Soft and fleecy interior
Ideal for winter sports
Warm and comfortable
Good fit
Fashionable and supportive
$99.95 $99.95
SALE
Men's Cresta Ultralight 150 Crew Top, Stripe
L.L.Bean Men's Cresta Ultralight 150 Crew Top, Stripe
A lightweight blue striped base layer of itch-free merino wool, with flat-lock seams and thumbhole cuffs.
(75)
$89.95 $75.99
SALE
$89.95 $75.99
SALE
Women's Cresta Ultralight 150 Crew Top, Stripe
L.L.Bean Women's Cresta Ultralight 150 Crew Top, Stripe
A striped, lightweight 100% merino wool base layer that wicks moisture, resists odors and offers warmth.
(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 Turtleneck, Stripe
L.L.Bean Women's Cresta Ultralight 150 Turtleneck, Stripe
A multicolored, itch-free 100% merino wool turtleneck that wicks moisture and resists odors during cold-weather activities.
(0)
$99.95 $84.99
SALE
$99.95 $84.99
SALE
Men's L.L.Bean Heavyweight Base Layer Crew Top
L.L.Bean Men's L.L.Bean Heavyweight Base Layer Crew Top
A black heavyweight base layer made with recycled polyester, offering moisture-wicking, quick-drying warmth and odor control.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Men's Cresta Ultralight 150 Turtleneck, Stripe
L.L.Bean Men's Cresta Ultralight 150 Turtleneck, Stripe
A lightweight blue 100% merino wool turtleneck base layer with moisture-wicking, odor-resistant comfort for winter sports.
(0)
$99.95 $84.99
SALE
$99.95 $84.99
SALE
Men's Everyday SunSmart® Tee, Long-Sleeve Quarter-Zip
L.L.Bean Men's Everyday SunSmart® Tee, Long-Sleeve Quarter-Zip
A blue polyester-blend quarter-zip with UPF 50+ sun protection, moisture-wicking performance, quick-dry comfort, and stretch.
(0)
$64.95 $39.99
SALE
$64.95 $39.99
SALE
Women's Everyday SunSmart® Lifestyle Tee, Short-Sleeve
L.L.Bean Women's Everyday SunSmart® Lifestyle Tee, Short-Sleeve
A white, soft polyester-blend tee with UPF 50+ sun protection, moisture-wicking stretch, and quick-dry performance.
(0)
$44.95 $29.99
SALE
$44.95 $29.99
SALE
Women's LLB Simple Soft Base Layer Camisole
L.L.Bean Women's LLB Simple Soft Base Layer Camisole
A blue, lightweight synthetic camisole with moisture-wicking, quick-drying, pill-resistant fabric for comfortable, bulk-free layering.
(0)
$39.95 $39.95
SALE
$39.95 $39.95
SALE
Men's L.L.Bean Midweight Base Layer Crew Top
L.L.Bean Men's L.L.Bean Midweight Base Layer Crew Top
A black midweight recycled-polyester blend base layer that wicks moisture, dries quickly and moves comfortably.
(0)
$54.95 $54.95
SALE
$54.95 $54.95
SALE
Men's L.L.Bean Heavyweight Base Layer Crew Top, Print
L.L.Bean Men's L.L.Bean Heavyweight Base Layer Crew Top, Print
A green heavyweight synthetic base layer with moisture-wicking, quick-drying fabric, odor control and thumb holes.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE
Men's Cresta Wool Ultralight 150 Turtleneck
L.L.Bean Men's Cresta Wool Ultralight 150 Turtleneck
A gray 100% merino wool base layer with moisture-wicking, odor-resistant comfort, flat-lock seams and thumbhole cuffs.
(0)
$99.95 $84.99
SALE
$99.95 $84.99
SALE
Men's L.L.Bean Simple Soft Base Layer, Crew
L.L.Bean Men's L.L.Bean Simple Soft Base Layer, Crew
A lightweight green synthetic base layer with moisture-wicking, quick-drying fabric, stretch comfort and thumbhole cuffs.
(0)
$54.95 $54.95
SALE
$54.95 $54.95
SALE
Men's L.L.Bean Midweight Base Layer Crew Top, 1/4 Zip
L.L.Bean Men's L.L.Bean Midweight Base Layer Crew Top, 1/4 Zip
A green midweight synthetic base layer with moisture-wicking, quick-drying fabric, odor resistance and thumbhole cuffs.
(0)
$64.95 $64.95
SALE
$64.95 $64.95
SALE

Breathable Undershirts

Breathable undershirts are a foundational part of getting dressed, with details that deserve as much attention as the shirt worn over them. Breathable refers to air passing through fabric; the individual shirt’s description provides the separate details about its composition, construction, fit, and care. Choosing an undershirt starts with how that first layer fits into a familiar wardrobe. Some people prefer a neckline that remains out of sight, while others like a small amount of the undershirt showing at the collar. A crew neckline creates a different look from a V-shaped neckline, especially beneath a shirt with the top button left open. The best choice depends on that relationship between the two garments rather than on the neckline alone. Sleeve length deserves the same consideration: the edge of an undershirt sleeve may be visible beneath a shorter outer sleeve, so comparing the two is useful. Fit involves more than choosing a familiar size, too. Shoulder placement, chest measurements, torso length, and the shape of the arm openings all contribute to how a shirt sits on the body. A size chart and any available garment measurements offer more useful information than a size letter by itself. For someone who tucks an undershirt in, the hem’s position relative to the waistband is an important detail; for someone who leaves it untucked beneath another shirt, the relationship between the two hems matters instead. These are small distinctions, but they help make the choice personal. An undershirt does not need to draw attention to have a considered place in a wardrobe. Its neckline, proportions, and overall shape can reflect the same preferences that guide the rest of an outfit. Familiar shirts already in the dresser can provide a helpful reference, particularly when their measurements and fit are known rather than remembered loosely.

Fabric composition is another useful point of comparison when looking at breathable undershirts. The fiber names and percentages in an individual shirt’s description identify its materials, while construction details provide additional context. Breathability alone does not identify a particular fiber or blend, and a photograph cannot provide the same information as a composition label. Shoppers with a material preference can use those details to narrow their choices without relying on appearance. Personal preferences about fabric feel matter as well: a smooth surface, a noticeable texture, or a particular fabric weight may appeal differently to different people. Those details are worth checking in the description rather than assuming that every undershirt feels alike. Seams, neckline finishing, and hems are also part of the shirt’s construction, distinct from the material itself. For a garment worn as a first layer, their placement can be relevant to personal fit preferences. Care deserves a place in the decision before the shirt reaches the laundry basket. Washing, drying, ironing, and any other care directions belong to the individual garment, so its label is the reference to follow. Similar-looking undershirts may have different instructions, and a familiar laundry routine is not a substitute for checking them. Someone who prefers a straightforward routine can compare the stated requirements with the way laundry is handled at home. Long-term ownership also involves paying attention to the garment over time: checking hems and seams, noticing changes in fit, and keeping the care information accessible are practical habits. Quality is not conveyed by one detail alone, nor does the word breathable establish how long a shirt will last. Clear construction information and specific care directions provide a more grounded basis for consideration. Taken together, material, fit, finishing, and care help distinguish shirts that might otherwise look much the same in a photograph, giving shoppers a fuller picture of what they are choosing.

The role of a breathable undershirt is personal, even when it remains mostly unseen. One person may want the same neckline and proportions throughout a drawer; another may choose different shapes to accompany different shirts. Thinking about the clothing already worn most often gives that decision a starting point. An open collar, a fully buttoned shirt, and an outer shirt with a shorter hem each create a different relationship with the layer beneath. Looking at those details together is more useful than choosing an undershirt in isolation. Preferences about tucking, sleeve coverage, and whether the neckline shows can also help distinguish a familiar choice from one that will require an adjustment. There is no need to treat every undershirt as interchangeable simply because it serves as an underlying layer. For a more focused selection, explore Men’s Breathable Summer Undershirts, keeping the same attention to individual measurements, materials, and care details. Undershirts can also be a thoughtful gift when the recipient’s preferences are well known. An established size, a favored neckline, and a familiar fit are more helpful starting points than guessing from the outer shirts someone wears. A gift intended to become part of an ordinary dressing routine benefits from that kind of personal knowledge. For anyone choosing for themselves, the most useful comparison may be an undershirt already worn regularly: what works about its length, where its neckline sits, and which details would be worth changing. That reference keeps the choice connected to real preferences rather than an idealized outfit. Breathable undershirts are ultimately about selecting a first layer with the same attention given to the rest of the wardrobe. A clear understanding of the garment’s details, along with the wearer’s own habits, makes room for a choice that feels considered, familiar, and genuinely useful.
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