It's basically a zippered sack with armholes, flaps, and Velcro fasteners that help create a secure swaddle to dampen the startle reflex. The bottom is loose and roomy to allow the baby to move ...

It’s a swaddle sack that has wings that clip your baby in to prevent rolling onto the back, and so the Snoo can detect your baby’s motion. The arms snap open for when baby no longer needs to ...

The National Institutes of Health supports wearable swaddles and sleep sacks for warmth and comfort. You can start swaddling ...

A sleep sack, on the other hand, is an alternative to traditional swaddling and is a specially-designed baby garment for secure sleeping. But deciding which is best for your baby isn't always simple.

To swaddle, slip your baby's arms through the arm holes, zip the sack from top to bottom, pull the non-Velcro flap across the baby's midsection and tuck it into the opposite side of the sack.