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Gently weighted to help babies fall asleep faster and sleep longer, the Zen One easily adapts to every sleep need, from birth to 6 months. 

The Zen One™, 

the only swaddle you'll ever need.


up to 50% OFF


The Zen One's adaptable features provide continuous comfort at every sleep stage.



Active sleeper

Rolling over

The Zen One has a secure inner band that holds your baby’s arms tight to prevent wake-ups from startle reflex.

Newborn startles? Put them to rest.


Active sleeper


Rolling over

 For active sleepers who prefer arms free, the Zen One has quick-drying mesh sleeves to promote self-soothing for thumb suckers.

 Got an active sleeper? Help them self soothe.


Active sleeper

Rolling over


The Zen One has removable sleeves, making it a safe option for your baby once they start rolling over.

Arms free transition for babies who roll

Just-right comfort.

95% cotton and 5% spandex; gets softer with every wash.

2-way zipper

2-way zipper lets babies sleep through diaper changes.

2 sizes that grow with your baby from birth to 6 months.
View the size chart.

TOG of 1.0 - Everyday comfort, from summer to winter.

Zipper covers, cuddly seams and soft tags protect your baby’s skin.

Safety-first design.


We partnered with pediatric pulmonologists, to ensure sufficient airflow. The gentle weights are as light as your palm and safe for babies 7 pounds or over.

Beats safety standards by 8x

Thoughtfully designed and rigorously tested, our products exceed industry safety standards, provide ultimate breathability, and are toxin-free.

The choice of professionals

Recommended by certified sleep consultants, Zen Sleepwear™ is trusted by leading pediatric hospitals and NICUs across the country.

Our Good Night's Sleep Promise

Fast, free shipping

Free 3-day Shipping

Free sleep

Free Sleep Advice


Free Sleep Advice

Good sleep
runs in the family.

Zen Footie

The right choice for babies on the go who like legs free.

Zen Bodysuit

Perfect for babies who like bare legs on warm days.

Zen Swaddle

Great for newborns who like to be tightly wrapped.

Zen Sack

Best for babies ready to transition out of a Swaddle.

Contact Us

Reach out to us by email, phone, or messenger.
We’re always happy to answer any questions you may have.

See why parents rave about the Zen One.

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*While supplies last. Prices as marked. Cannot be combined with other codes or offers or applied to past purchases. Code MYBUNDLE15 only applies to full price items and can only be used one (1) time. Discount applied at checkout. Cannot be combined with other codes or offers or applied to past purchases. Early Black Friday, Black Friday Sale and Cyber Monday Sale start at 7:00AM EST 11/23/2020 and end at 7:00AM EST 12/02/2020