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HALO Sleepsack 3-Way Adjustable Baby Swaddle, 100% Cotton - Neutral Triangles, Newborn

  • Based on 24,582 reviews
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Availability: In Stock.
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Arrives Thursday, Mar 5
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Color: Triangle Neutral


Size: Newborn (Pack of 1)


Features

  • Cotton
  • Imported
  • SAFE AND SECURE SLEEP SOLUTION: The Original Halo Sleepsack Swaddle replaces loose blankets in the crib, creating a safer sleep environment. Endorsed by hospitals nationwide to promote safe and restful sleep for your baby.
  • SOFT AND STRETCHY COTTON: Made from 100% cotton with a double-knit construction, offering a cozy and slightly stretchy feel perfect for swaddling. TOG Rating 1.5 (room temperature of 68-72F): Suitable for cooler evenings during spring or fall.
  • 3-WAY ADJUSTABLE SWADDLE DESIGN: Generously sized fasteners allow a perfect, customizable fit. Adjust the swaddle for Arms-In to reduce startle reflex, One-Arm-Out hand to face for self-soothing, or Two-Arms-Out to transition to the Halo SleepSack, an easy transition when its time to stop swaddling.
  • CONVENIENT DIAPER DESIGN An inverted zipper opens from the bottom, allowing easy diaper changes without disturbing your babys swaddle. Sleeveless design minimizes overheating risk, while snug arm and neck openings ensure a secure fit.
  • SIZE NEWBORN IDEAL FOR NEWBORNS (6-12 lbs): Specially sized for babies 0-3 months old, weighing 6-12 pounds, and measuring 19-23 inches. Discontinue use when baby begins rolling over or attempting to escape from the swaddle.

Description

The HALO Sleep Sack Swaddle replaces loose blankets in the crib that can cover your baby's face and interfere with breathing. In addition to helping your baby sleep safer, it helps him sleep better, too. Its adjustable swaddle wrap immobilizes your baby's arms to prevent the "Moro" or startle reflex. And, it is the only 3-way adjustable swaddle that adjusts to your baby's sleep style. Swaddle arms in, hands-to-face, one or both arms out to ensure baby's best sleep and an easy and gentle transition to the Sleep Sack wearable blanket when it is time to stop swaddling. Used in hospitals nationwide, the Halo Sleep Sack Swaddle is the 1 choice of hospitals and is recognized as "Hip Healthy" by the International Hip Dysplasia Institute. Its strong adjustable fasteners ensure a perfect fit and resist breakouts for more secure swaddling. Plus, its innovative zipper, unzips from the bottom allowing your baby to stay swaddled for easy diaper changes. HALO also proudly supports non-profit organizations like First Candle/SIDS Alliance. Use over regular sleepwear to take the place of loose blankets. Discontinue swaddling when the baby shows signs of rolling over or breaking out of the swaddle wrap. 100% cotton interlock. TOG: 1.5 Size newborn fits 6-12 lbs. Durable Product. Brand Story By Halo

Color: Triangle Neutral


Style: Transitional


Occasion: sleep


Collection Name: All


Pattern: Geometric


Brand Name: HALO


Global Trade Identification Number: 10


UPC: 818771026910


Manufacturer: HALO Innovations


Item Weight: 1 Pounds


Unit Count: 1.0 Count


Material: Cotton


Product Care Instructions: Machine Wash


Fabric Type: Cotton


Fit Type: Regular


Closure Type: Zipper


Size: Newborn (Pack of 1)


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Mar 5

Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Soft, and Breathable
Color: Jungle Size: Small (Pack of 1)
This is a great swaddle. Easy to use and no complicated folds. 100% cotton so it is breathable and not too hot but keeps baby warm and secure feeling. I think every grandparent or parent who wants to be able swaddle quickly and securely should purchase one.
Reviewed in the United States on November 7, 2025 by K1717

  • Soft one
Perfect sleepsack my boy used this since he was born soft and easy to use
Reviewed in the United States on February 1, 2026 by tutku güner

  • 1 week old grandson loves it!!!
Color: Blue Safari Size: Newborn (Pack of 1)
The HALO 100% Cotton Sleepsack Swaddle has been a lifesaver for our family. It’s truly the only swaddle my 1-week-old grandson loves. He settles quickly, sleeps more soundly, and seems so comfortable in it. The fabric is soft and breathable, and it’s easy to use—highly recommend for newborns!
Reviewed in the United States on January 25, 2026 by blanca

  • easy to use and save our lives and time.
Color: Rose Toss Blush Size: Small (Pack of 1)
Great sleep cloth for my little one.
Reviewed in the United States on February 21, 2026 by YINGCHENG C.

  • Great for a little bit
Color: Clouds Size: Small (Pack of 1)
It’s great to help get our baby down to sleep. Past 2 months though she began punching out of it. There’s also a space by the flaps she would get her arms through almost every night and occasionally it would make it so she would cover her whole face.
Reviewed in the United States on January 11, 2026 by Christine Hodge

  • Fav sleep sack/ swaddle!
Color: Campsite Size: Newborn (Pack of 1)
Absolutely LOVE the Halo sleep sacks. This pattern is so cute.
Reviewed in the United States on February 26, 2026 by Brittany

  • Easy to use
Color: Lullaby Forest Size: Small (Pack of 1)
This worked great until my baby didn’t like being swaddled any more and needed to transition to a different TOG.
Reviewed in the United States on February 17, 2026 by Brenda Lopez

  • Good Quality, But Not a Hit With My Little Escape Artist
Color: Blue Safari Size: Newborn (Pack of 1)
I really wanted to love this Sleepsack Swaddle. The cotton fabric felt nice and soft, and I appreciated the TOG 1.5 rating, as I'm always trying to make sure my baby is at a comfortable temperature. The baby blue color is sweet too. The idea of the 3-way adjustable design seemed versatile, which was a big draw. Unfortunately, it just wasn't the right fit for us, or rather, for my baby. My baby absolutely fights being restricted and would get so frustrated in this. If your baby is similar and doesn't like their arms pinned, this might not be the one for you. Also, I found it a real struggle to get a good, secure swaddle after a feed when my baby was all curled up and sleepy. Trying to arrange the wings and Velcro with a tiny, curled-up newborn was more challenging than I anticipated. Pros: The cotton material is soft and breathable. I liked that it's a wearable blanket, which feels safer than loose blankets in the crib. The 3-way adjustability is a nice concept for different sleep preferences, assuming your baby tolerates swaddling. Cons: My baby strongly disliked having arms restricted and would fuss a lot. It was difficult to get a snug swaddle when my baby was curled up after feeding. Didn't end up working for us due to baby's preference. Overall, it's a well-made product, but it really depends on your baby's temperament. For us, it was a bit of a miss, so I'm giving it three stars. ... show more
Reviewed in the United States on May 10, 2025 by Cecilia Vu Cecilia Vu

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