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La Petite Chose Organic Baby Sleep Sacks


Replacing blankets in a crib, a sleep sack is recommended by pediatricians as the safe way to put your baby to bed. Babies, like adults, sleep better when they're cozy in a cooler room. Our sleep sacks are like the difference between sleeping under a sheet or a fleece blanket and sleeping under a soft duvet. Our sleep sacks are:

  • Safe, certified free of chemicals you don't want next to your baby's skin.
  • Sustainable, ethically made with OEKO-TEX certified organic cotton. 
  • Adjustable, they grow with your baby and last longer. 
  • Easy, opening flat with a 2 way YKK zipper and strong shoulder snaps.
  • Cozy, quilted for comforting softness and warmth. 
  • Unisex, a beautiful part of your baby's nursery. 
La Petite Chose baby sleep sack lion

Adjustable Sleep Sack Sizes:
Small is 28’’ long, generally fits newborns to 12 months, shortens to 22". 
Large is 40’’long, generally fits toddlers 18-36+ months, shortens to 32". 


TOG Weight:
TOG 2.5, ideal for babies' room temperature of 55°-75° F. 

Petite Choses are ideal all year round except the hottest days of summer. They're designed to keep your baby warm and cozy, sleeping better and longer. Add or remove pajama layers under your sleep sack to adjust to your baby's room temperature. Here is a pajama chart.

"My daughter adores it, in fact, it has improved our bedtime routine. Every night since she’s worn it she’s fallen asleep independently without a peep. It is so beautifully made, thick and luxurious, but also doesn’t make her sweaty in the night."

Shop all sizes here

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