Keep baby safe and warm all night with our handy lightweight muslin sleep sack! Designed specifically for bedtime and naptime, this cozy and clever solution can't be kicked off—which means a more restful sleep for the baby. Made with soft, breathable muslin fabric, it features a 2-way zipper that opens all the way around the bottom for easy diaper changing and a sleeveless design that's perfect for the late spring and summer months. Manufactured at an OEKO-TEX Standard 100 certified factory, you can feel confident that our sleep bags are free of toxic chemicals and always safe for your baby.