SwaddleDesigns Breathable Infant Muslin Sleep Sack

Last updated: January 10, 2024


Keep your baby warm and snug in this comfortable muslin sleep sack. The fabric is lightweight and breathable and doesn't restrict baby's arms. The two-way zipper also makes diaper changes possible without having to fully remove the sleep sack.

SwaddleDesigns Breathable Infant Muslin Sleep Sack

We looked at the top Sleep Sacks and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Sleep Sack you should buy.

Product Details

Key Takeaway: With this muslin sleep sack, you'll have a choice between a hedgehog, giraffe, stars, trees or butterfly print.

In our analysis of 44 expert reviews, the SwaddleDesigns Breathable Infant Muslin Sleep Sack placed 9th when we looked at the top 17 products in the category. For the full ranking, see below.

From The Manufacturer

Surround your baby in pure softness. SwaddleDesigns 100% cotton premium muslin zzZipMe Sack is perfect when baby is ready to transition from swaddling. The breathable, soft open weave wearable blanket replaces loose blankets for safer sleep. Our SwaddleDesigns quality muslin with cheerful designs gets softer with every wash. The handy 2-way zipper zips down from the top making it easy to place baby into sack and also zips up from the bottom making diaper changes easy. Coordinates with a variety of our quality baby essentials.

Our Expert Consultant

Kate Desmond 
Parenting Pro and Safe-Sleep Expert

Kate Desmond is a writer and infant safe-sleep expert. She has spent the last eight years working as the marketing director for Charlie’s Kids Foundation, a nonprofit that aims to educate families about SIDS and safe sleep. In that role, she travels around the country learning and educating caregivers and providers on the latest and greatest safe-sleep information to prevent infant death.

As mom to two elementary-aged daughters, she spends hours researching the best and safest products for her own kids. She is quick to get in the weeds with other mamas, and uses humor to cope with parenting woes from potty-training to teaching kids to read.

View our Sleep Sack buying guide for in-depth advice and recommendations.

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