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Winter Baby Clothes

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LAST CHANCE
Child wearing an ecru Amore sweatshirt with a round neck, long sleeves, and wooden buttons, paired with light beige pantsChild wearing an off-white "Amore" round-neck sweatshirt with button details and caramel-colored pants

Amore unisex sweatshirt

Prix de vente36,00€
LAST CHANCE
HEVEA PLANET PacifierHEVEA PLANET Pacifier

HEVEA PLANET Pacifier

Prix de vente10,00€
LAST CHANCE
White daisy-print cotton jersey baby bodysuit with a Peter Pan collar and snap closures, worn with pink shorts

Daisy Bodysuit

Prix de vente35,00€
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Sky blue and white gingham pyjamas.Sky blue and white gingham pyjamas.
LAST CHANCE
Blue gauze shirtBlue gauze shirt

Blue gauze shirt

Prix de vente37,00€
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Baby wearing a sea-green, long-sleeved gauze shirt with mother-of-pearl buttons, holding an orange sliceSea-green gauze shirt with long sleeves and mother-of-pearl buttons, displayed against a natural background with summer accessories

Aqua gauze shirt

Prix de vente37,00€
Out of stock
Baby wearing camel-colored cotton overalls with adjustable straps, sitting against a natural beige backgroundOrange cotton baby overalls with adjustable buttoned straps, casual summer style

Camel overalls

Prix de vente37,00€
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White cotton jersey baby bodysuit with a Peter Pan collar and blue checkered cuffs, snap and button closure at the backSky blue and white gingham bodysuit
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Navy-striped, short-sleeved linen baby jumper—a simple, comfortable style

Navy striped jumper

Prix de vente40,00€
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Unisex rosewood pantsUnisex rosewood pants

Unisex rosewood pants

Prix de vente37,00€
LAST CHANCE
Rosewood-print cotton jersey bodysuit with a white Peter Pan collar, worn by a baby girl sitting on a sofaWhite cotton jersey rosewood bodysuit with a Peter Pan collar and burgundy trim, snap closures and buttons on the back (children's)

Rosewood bodysuit

Prix de vente35,00€
LAST CHANCE
Peony bodysuitPeony bodysuit

Peony bodysuit

Prix de vente35,00€
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Unisex baby snowsuitUnisex baby snowsuit

Unisex baby snowsuit

Prix de vente70,00€
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Brown knit romperknit long-sleeved knit onesie with buttons for babies, paired with a pom-pom hat

Brown knit romper

Prix de vente52,00€
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Smiling baby wearing a white cotton jersey bodysuit in a pomegranate pattern with snap closuresWhite cotton jersey onesie with a Peter Pan collar and snap closure, perfect for babies

Pomegranate bodysuit

Prix de vente35,00€
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Striped pants

Striped pants

Prix de vente36,00€
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Pink Gingham BodysuitPink Gingham Bodysuit

Pink Gingham Bodysuit

Prix de vente35,00€
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White cotton jersey baby bodysuit with a Peter Pan collar, beige plaid pants, snap and button closuresWhite baby bodysuit with a Peter Pan collar, made of cotton jersey, long sleeves with checkered details, snap closure

Beige checked bodysuit

Prix de vente35,00€
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Yellow petal bloomer

Yellow petal bloomer

Prix de vente25,00€
Out of stock
Unisex quilted jacketUnisex quilted jacket

Unisex quilted jacket

Prix de vente25,00€
LAST CHANCE
Pomegranate trousersPomegranate trousers

Pomegranate trousers

Prix de vente37,00€
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Unisex knit sleeveless knit onesie for babies—a comfortable and stylish garmentUnisex knit sleeveless knit onesie with a white bodysuit, snap buttons, and an openwork pattern

Unisex beige knit romper

Prix de vente60,00€
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Baby 2-piece light green pajama set with a Peter Pan collar and long sleeves—a comfortable unisex setBaby wearing a unisex two-piece sea-green pajama set with long sleeves and a Peter Pan collar, set against a beige background

Unisex aqua green set

Prix de vente50,00€
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Pink checked bodysuitPink checked bodysuit

Pink checked bodysuit

Prix de vente35,00€
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Pink gingham pantsPink gingham pants

Pink gingham pants

Prix de vente37,00€
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Gray stripes pajamas

Gray stripes pajamas

Prix de vente41,00€
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Unisex ecru knit jumpsuitUnisex ecru knit jumpsuit

Unisex ecru knit jumpsuit

Prix de vente41,00€
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Baby bloomers made of cotton with a pink and gray floral print, elastic waistband, by 23 mai Paris

Floral bloomers

Prix de vente25,00€
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Peony PantsPeony Pants

Peony Pants

Prix de vente37,00€
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Baby bloomers with daisy print in pink and white cotton, featuring a white collar and an elastic waistband

Daisy bloomers

Prix de vente25,00€
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Blue cotton Astro bloomers with a print of stars and colorful shapes, worn by a baby with a white collar and an elastic waistband

Astro bloomers

Prix de vente25,00€
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Pink two-piece pajamas for children with long sleeves and a white Peter Pan collar, worn by a seated babyLight pink 2-piece baby pajama set with a white Peter Pan collar, long sleeves, and pants

Pink set

Prix de vente50,00€
LAST CHANCE
A baby in a white outfit sitting on a beige cloth with dried oranges and palm leavesBaby in an ecru outfit with a white bib, lying on neutral-colored blankets

Unisex Ecru Set

Prix de vente32,00€
LAST CHANCE
Baby wearing a white cotton jersey "Astro" onesie with blue and red patterns, snap closure

Astro body

Prix de vente35,00€

What temperature should you keep in your baby's room in the winter?

The ideal temperature is between 18 and 20 °C, regardless of the season: comfortable enough so that the baby doesn't get cold, without overheating (a risk factor for sleep). Place a thermometer near the crib (not near the radiator) and air out the room for a few minutes in the morning and evening, even in winter.

How should you dress your baby for bed in the winter?

What to wear to bed depends on the actual temperature in the room:

  • 18–20 °C: long-sleeved cotton onesie + velvet or thick cotton pajamas + TOG 2 sleep sack.
  • Below 18 °C: Add a layer, increase the TOG rating to 2.5 or 3, and put on socks.
  • 20–22 °C: Dress lightly (long-sleeved onesie + TOG 1.5 sleep sack).

Golden rule: Never put blankets, comforters, or pillows in the crib until the baby is about 18 months old (suffocation hazard). A sleep sack is the only safe option. Check out our pajamas and our Kids collection.

How should I dress my baby indoors during the day?

In a heated room (19–21 °C), the rule is simple: one more layer than you’re wearing—no more. A long-sleeved onesie and pajamas or a light sleepwear set are usually enough. Avoid overheating your baby: when lying down or being relatively inactive, they don’t need several thick layers in a heated room.

How should I dress my baby for going out in the winter?

Opt for layering light clothing rather than wearing a single, very thick garment:

  • 10–15 °C: long-sleeved onesie + light sweater + fleece or corduroy pants + socks + light hat.
  • Below 10 °C: onesie + sweater + fleece-lined racing suit, hat that covers the ears, mittens, warm closed-toe shoes.
  • Below 0 °C: Limit the duration of your outings and wear an extra layer under your wetsuit.

The head is the primary area where body heat is lost: a well-fitting hat is essential. Hands and feet get cold quickly: mittens and closed-toe shoes are a priority.

How can you tell if your baby is cold or too hot?

The best indicator isn't the hands or feet (which are naturally cooler), but the back of the neck. Slide your hand down the back of their neck: warm and dry = the right temperature; cold = add a layer; damp or sweaty = remove a layer. If they're overheating, offer a feeding as well: breast milk naturally hydrates and regulates body temperature.

What are the must-have baby accessories for winter?

  • A hat is the number one accessory for preventing heat loss.
  • Mittens for little hands.
  • A onesie or a baby sleeping bag for the stroller.
  • A TOG 2 or 3 sleep sack for nighttime (never use a blanket).
  • A room thermometer and a humidifier to keep the air healthy even with the heat on.

Check out our baby clothes.

How long does delivery take?

Items are shipped within 48 business hours. For items with custom embroidery, please allow up to approximately eight business days.

What is the return policy?

You have 14 days after receipt to request a refund for an item that does not meet your expectations; exchanges are not permitted. Personalized items with embroidery cannot be returned or refunded. Please contact our customer service department in advance at bonjour@23maiparis.com.

Discover our baby collections