"The first night using this my 4 month old went from sleeping 3 hours to a full 8!" -Lauren M.Read more Reviews
Zen Sack™ Classic
Zen Sack™ Classic
Trusted by over 1 million parents
Safely weighted to mimic your touch
Longer sleep in 1-3 nights
The gently weighted Zen Sack helps your baby sleep through every sleep phase. Designed to help babies self-soothe and fall asleep independently, the Zen Sack eases the transition from swaddle to sack, and prevents sleep regressions and disruptions: An essential for sleep training.
▪ Two-way zipper makes diaper changes a breeze
▪ Zipper covers, cuddly seams and soft tags protect your baby’s skin
▪ Can be worn backwards by tummy sleepers who can roll independently
▪ Exceeds safety standards by 8x + Pulmonologist approved
Sizes from 0 to 24 months
▪ 100% breathable cotton
▪ Wash in cold water on delicate cycle
▪ Tumble dry on low heat
▪ Exceeds the most stringent safety standards by 8x
▪ Safe alternative to all-weighted sleepwear
▪ Adheres to all Consumer Product Safety Commission requirements
Real Parent Reviews
Frequently asked questions
- How much weight is in the Zen Sack® Classic sleep sack?
- What’s the difference between Nested Bean weighted baby sleep sacks products?
- Are Nested Bean weighted baby sleep sacks safe for babies who roll over?
- What is the Cuddle Effect™—and how do Nested Bean sleep sacks trigger it?
- When should you start using a Nested Bean sleep sack?
- How long does it take Nested Bean sleep sacks to work?
- What is TOG—and how does it differ between Nested Bean sleep sacks?
Put sleep disruptions to bed with the Zen Sack™
Seamlessly transition from swaddling
When rolling starts, swaddling stops—and some babies miss their cozy swaddle. Prevent wakeups with the gently weighted Zen Sack: So soothing, but tummy sleeper safe.
Stop sleep regressions
Rolling, sitting up, teething: New milestones can mean sleep regressions. Add the gently weighted Zen Sack to your sleep routine to help create positive associations with bedtime.
Help baby sleep through the night
Nighttime wakeups? The gently weighted Zen Sack is so comforting, it helps babies self-soothe—so they fall back to sleep on their own.