The Bebe au Lait Muslin Bedtime Sleeper helps keep your baby's temperature just right during the night. Made of premium open-weave cotton muslin, this baby sleeper is super soft, breathable, and gentle on baby's skin. The wearable blanket is designed to be worn over sleepwear, and the bottom-to-top zipper makes it easy to put on wiggly babes. The Bebe au Lait Muslin Bedtime Sleeper is machine washable, and gets even softer each time you wash it. Sized for babies 12-18 months of age and matches the Snuggle Blanket, Swaddle Blankets, and car seat cover in this pattern. Bebe au Lait award-winning products have been a favorite of celebrities and parents since 2004. Bebe au Lait is committed to creating products that families love, whether it's for bath time, mealtime, or on the go. All Bebe au Lait products are made of the highest quality materials and tested to meet international safety standards. Designed by parents for parents, Bebe au Lait is the practical and luxurious choice that parents reach for first.