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Delivery CHF 9.90 · only 150 CHF left for free delivery!

CHF 150 · Delivery
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Baby underwear and sleepwear

93 products

Petit Bateau underwear and nightwear for babies: pyjamas, sleepsuits, underwear and socks for gentle sleeping and dressing. Baby underwear & nightwear: what we likePyjamas and nightwear in soft...

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Moufles bébé en coton

CHF 29

Moufles bébé en coton

CHF 29

Plain cotton baby tights

CHF 22
-40%

Set of long-sleeved baby printed cotton bodysuits

CHF 19.20 CHF 32

Baby pyjamas in brushed fleece with heart print collar

CHF 50

Moufles bébé en coton

CHF 29
-40%

Set of long-sleeved baby bodysuits in whale print cotton

CHF 19.20 CHF 32
-40%

Velour babygrow with Peter Pan collar

CHF 36 CHF 60

Cardigan femme en coton uni - Smoking

CHF 95

Body bébé col roulé en coton uni

CHF 29

Legging bébé en coton uni

CHF 29
-40%

Baby footless cotton pyjamas with bear print

CHF 22.20 CHF 37

Gift Card

CHF 30

Petit Bateau underwear and nightwear for babies: pyjamas, sleepsuits, underwear and socks for gentle sleeping and dressing.

Baby underwear & nightwear: what we like

  • Pyjamas and nightwear in soft fabrics
  • Simple, comfortable underwear
  • Available in multi-packs for easy replacement

Choosing the right size

Baby sizes run from newborn to 36 months and match the child's height in centimetres. Between two sizes, choose the larger one. See our size guide.

Frequently asked questions

Where should I start?

Start with the pyjamas and everyday underwear, which you replace most often, then add socks and accessories. See the details in the departments below.

Seraf is an authorised Petit Bateau partner, at 9 rue des Eaux-Vives in Geneva. Find this selection in the shop or order online: free delivery from CHF 150 in Switzerland, in-store pickup where available, and returns within 14 days under our conditions.

See also: Baby pyjamas, Baby socks & tights, Baby clothes