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Infant Base Layers

Browse infant base layers and compare available styles and sizes in one place. Check individual product details for age and sizing guidance, fabric information and care instructions to help narrow your choices.

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Infants' L.L.Bean Hi-Pile Fleece Bunting
L.L.Bean Infants' L.L.Bean Hi-Pile Fleece Bunting
A super snuggly field rose fleece bunting with rollover cuffs and a deep full-front zipper for easy dressing.
(373)
$54.95 $54.95
SALE
What customers like:
Very warm
Fits well in carrier and stroller
Easy to use
Versatile
Calming effect
$54.95 $54.95
SALE
Infants' Wicked Warm Underwear, One-Piece
L.L.Bean Infants' Wicked Warm Underwear, One-Piece
A cozy cobalt sea one-piece base layer made of 100% polyester with easy-entry snaps for infants.
(0)
$39.95 $39.95
SALE
$39.95 $39.95
SALE
Infants' Ultralight 650 Down Bunting
L.L.Bean Infants' Ultralight 650 Down Bunting
An improved water-resistant bunting with 15% more down, featuring rollover mittens and foot warmers.
(226)
$120 $120
SALE
What customers like:
Warm for winter
Good fit for infants
High quality materials
$120 $120
SALE
Infants' Wicked Warm Underwear, One-Piece, Print
L.L.Bean Infants' Wicked Warm Underwear, One-Piece, Print
A colorful, moisture-wicking polyester one-piece with easy snaps, perfect as a warm base layer for infants.
(48)
$44.95 $44.95
SALE
What customers like:
Provides stretching room
Great overall product
Legs stay in place
$44.95 $44.95
SALE
Infants' and Toddlers' L.L.Bean Hi-Pile Fleece Jacket
L.L.Bean Infants' and Toddlers' L.L.Bean Hi-Pile Fleece Jacket
A supersoft, field rose fleece jacket with adorable bear ears, reflective details, and hand warmer pockets.
(728)
$64.95 $64.95
SALE
What customers like:
Adorable design
Super soft fabric
Perfect fit
Well made
Excellent warmth
$64.95 $64.95
SALE
Infants' and Toddlers' Mountain Classic Fleece
L.L.Bean Infants' and Toddlers' Mountain Classic Fleece
A warm, anti-pill deep sapphire fleece jacket with reflective details, perfect for infants and toddlers.
(251)
$54.95 $46.99
SALE
What customers like:
Lightweight
Good in snow
Roomy jacket
Cozy
Warm
$54.95 $46.99
SALE
Infants' and Toddlers' L.L.Bean Sweater Fleece, Full-Zip
L.L.Bean Infants' and Toddlers' L.L.Bean Sweater Fleece, Full-Zip
A cozy, full-zip fleece with a sweater-knit look, perfect for active infants and toddlers.
(165)
$64.95 $64.95
SALE
What customers like:
Lightweight
Warmth
Softness
Great coverage
Cute design
$64.95 $64.95
SALE
Infants' and Toddlers' Cold Buster Snowsuit, Print
L.L.Bean Infants' and Toddlers' Cold Buster Snowsuit, Print
A cozy blue one-piece snowsuit with Thinsulate insulation, wind- and water-resistant nylon, and adjustable features.
(138)
$120 $120
SALE
$120 $120
SALE
Kids' Wicked Warm Midweight Long Underwear, Top Print
L.L.Bean Kids' Wicked Warm Midweight Long Underwear, Top Print
A multi-color printed synthetic top with thumbhole cuffs that keeps kids warm and dry all winter.
(83)
$29.95 $29.95
SALE
What customers like:
Makes a great gift
Good price
Attractive design
Flattering cut
Comfortable fit
$29.95 $29.95
SALE
Kids' Wicked Warm Long Underwear, Expedition-Weight Pants
L.L.Bean Kids' Wicked Warm Long Underwear, Expedition-Weight Pants
An expedition-weight pink base layer pant with brushed fleece lining, moisture-wicking stretch fabric, and contrast stitching.
(81)
$32.95 $32.95
SALE
$32.95 $32.95
SALE
Toddlers' Wicked Warm Midweight Underwear Set, Print
L.L.Bean Toddlers' Wicked Warm Midweight Underwear Set, Print
A moisture-wicking, midweight synthetic base layer set in a fun multi-color print for toddlers.
(59)
$44.95 $44.95
SALE
What customers like:
Durable construction
Comfortable for toddlers
Fun rainbow dot pattern
Provides excellent warmth
Adjustable cuffs for better fit
$44.95 $44.95
SALE
Infants' and Toddlers' L.L.Bean Sweater Fleece, Hooded Colorblock
L.L.Bean Infants' and Toddlers' L.L.Bean Sweater Fleece, Hooded Colorblock
A cozy, hooded fleece with fun colorblocking, perfect for active toddlers, in bright navy and pewter.
(0)
$64.95 $54.99
SALE
$64.95 $54.99
SALE
Infants' and Toddlers' Cotton Rollneck Sweater
L.L.Bean Infants' and Toddlers' Cotton Rollneck Sweater
A cozy green rollneck sweater made from 100% organic cotton with raglan sleeves and ribbed cuffs.
(0)
$54.95 $26.99
SALE
$54.95 $26.99
SALE
Toddlers' Mountain Classic Fleece Pants
L.L.Bean Toddlers' Mountain Classic Fleece Pants
A pair of ultra-cozy, natural-colored fleece pants with nylon overlays, perfect for toddlers aged 6-12 months.
(0)
$44.95 $37.99
SALE
$44.95 $37.99
SALE
Infants' and Toddlers' Mountain Fleece Pants
L.L.Bean Infants' and Toddlers' Mountain Fleece Pants
A pair of lavender ice fleece pants with stretch, perfect for infants and toddlers on the move.
(0)
$32.95 $24.99
SALE
$32.95 $24.99
SALE
Infants' and Toddlers' L.L.Bean Sweater Fleece, Full-Zip Print
L.L.Bean Infants' and Toddlers' L.L.Bean Sweater Fleece, Full-Zip Print
A cozy multi-color fleece jacket with a full zip, soft brushed interior, and roomy hood for warmth.
(0)
$74.95 $74.95
SALE
$74.95 $74.95
SALE

Infant Base Layers

Shopping for Infant Base Layers starts with the details that matter to the person choosing—and the person doing the dressing. Size labels are a useful starting point, but checking the listed measurements and size chart gives you more information than an age range alone. Compare those details with a garment that currently fits, and read any item-specific fit notes before deciding. Product photos are worth a closer look, too: notice the neckline, the placement of openings and how each piece is shaped. Those small distinctions can help you narrow a list of options without relying on a familiar size label or a favorite color to make the whole decision.

Think about how a new piece will fit into the clothing already in the drawer. A familiar palette can make it easier to keep track of coordinating pieces, while a different pattern may help distinguish one child’s clothing from another’s in a shared laundry basket. Look at what is included with each selection rather than assuming that everything pictured comes together. Care instructions deserve the same attention as appearance, especially when several people share laundry duty. Before purchasing, review the individual item’s age and sizing information, care requirements and any warnings; details can differ from one selection to the next.

Infant Base Layers may also be something a parent or caregiver has specifically requested as a gift. If you’re shopping for someone else, a quick check on preferred sizes and styles is more useful than guessing based on the baby’s age. Ask what they already have and what is still on their list—sometimes the most appreciated choice is the one that fills a particular gap rather than duplicates a well-stocked drawer. For a gift intended to be worn later, confirm the requested size instead of assuming how quickly a child will grow. Including the item’s care information and a gift receipt keeps the gesture thoughtful and gives the recipient room to make their own choice.

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