Knirose Swaddle Blanket Sleep Sack with Arms Up Design Help Baby Self-Soothing 2 Packs 3-Way Transitions to Arms-Free Wearable Sleeping Bag for Newborn Snug Fit Calms Startle Reflex Better

** All babies are born with touching their face and sucking on their hands as they did in the womb. This medically proven behavior is how a baby calms and sleep on their own. Traditional swaddling prevents this. ** Let Babies Sleep Through Diaper Changes. The Knirose’s 2-way zipper lets you unzip from the bottom giving you easy access for nighttime diaper changes without having to fully unwrap and wake your baby so you can both get back to sleep more quickly. So middle of the night diaper changes are a breeze. ** Knirose ARMS UP Swaddle allows you to easily and safely swaddle your baby. ** No excess or loose fabric to unravel and become a suffocation hazard. ** Arms UP position reduces the risk of rolling over. ** Hip-Healthy design allows hips and legs to move freely. ** Single layer of breathable fabric reduces the risk of overheating. ** Perfect transition to sleeping with arms out. Three sizes are available when your baby sh