Product details:
The only cozier: the womb. A long sleeved down alternative sleeping sack wrapped in silky soft bamboo rayon keeps your little nugget cozy while our one-of-a-kind WONDERZiP keeps them covered, even during diaper changes. So get ready to sleep a lot. Like, a lot a lot. WONDERZiP: The one-of-a-kind 4-way WONDERZiP zipper provides easy diaper changes while keeping your little one covered + cozy. No need to open the sack or undress your little one.