The best sleep sacks, tried by babies and parents

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Any genitor pinch an babe tin show you that getting a babe to slumber tin sometimes consciousness harder than solving nan Pythagorean theorem. There are aftermath windows to consider, feeding times and truthful overmuch more. On apical of each that, you can’t conscionable propulsion a babe into a cozy furniture pinch a bunch of blankets to create a lukewarm atmosphere. Blankets are a large no-no erstwhile it comes to sleeping infants, according to safe slumber guidelines from nan American Academy of Pediatrics (AAP). A babe tin get tangled up successful a blanket, making it unsafe.

Instead, experts urge slumber sacks to support babies lukewarm while they snooze. “A slumber sack is simply a zip-up ‘bag’ that your babe aliases toddler tin deterioration arsenic an replacement to a broad — it’s fundamentally a “wearable blanket,” says Cara Dumaplin, a babe slumber master and laminitis of Taking Cara Babies, which offers online slumber classes. To thief you fig retired nan champion slumber sack for your baby’s needs, we said pinch 3 experts and asked them to place what to look for erstwhile you shop — plus, sewage their recommendations connected apical slumber sacks presently available. 

SKIP AHEAD How we picked nan champion slumber sacks for babies | The champion slumber sacks of 2024

How we picked nan champion slumber sacks for babies

Some slumber sacks person arms, others are sleeveless, immoderate are lightweight and immoderate are dense wool — in different words, figuring retired what you request tin beryllium tricky owed to nan sheer velocity of options. It’s besides worthy noting immoderate of it will simply travel down to your baby’s preferences. But, to thief you constrictive it down, we asked experts for nan cardinal things to salary attraction to while connected nan hunt for a slumber sack. Here’s what they said: 

  • Style: Generally, 2 different styles of slumber sacks are connected nan market. A swaddle slumber sack keeps a babe adjacent to nan assemblage and is intended for infants who person not learned to rotation complete yet. “This allows nan babe to consciousness nan coziness for illustration nan womb but besides helps suppress nan Moro reflex, a primitive reflex that young infants have, and it sends nan baby’s hands and legs flying into nan air,” explains Ensley Nesbitt, laminitis and CEO of Sleep Baby Consulting. Once a babe has started to rotation over, they should beryllium moved to a slumber sack that allows their arms to move freely. 
  • Material: “Sleep sacks are made from galore fabrics including cotton, bamboo, rayon, spandex and more,” says Dumaplin. “Find 1 that feels bully to nan touch and that your baby’s tegument tolerates well.”
  • Warmth level:  The main occupation of a slumber sack is to support your babe warm. To that end, slumber sacks person a thermal wide people (TOG) standing indicating really lukewarm nan worldly is. “I for illustration to deliberation of it successful position of a expanse (.5), a broad (1.0), and a dense comforter (2.5),” says Dumaplin. “Most institution websites moreover springiness somesthesia scope recommendations to spell pinch their TOG ratings. When shopping, spot what you deliberation would beryllium champion for your house, your ambiance and your baby.” To screen each climates, we included a wide scope of TOGs connected our list.

The champion slumber sacks of 2024

We utilized nan supra master guidance to constrictive down a database of nan champion slumber sacks for babies and toddlers. We included swaddles and regular slumber sacks to meet astir needs. The database beneath is made up of master and NBC unit favorites, arsenic good arsenic highly rated options that meet nan master guidelines above.

The champion swaddle slumber sacks

SwaddleMe by Ingenuity Original Swaddle

SwaddleMe by Ingenuity Original Swaddle

Nesbitt recommends this slumber sack for infants who still request to beryllium swaddled. It is made from 100% fabric and fits infants betwixt 7 and fourteen pounds and up to 21 inches long. The swaddle portion has Velcro, which intends you tin set it to beryllium arsenic snug arsenic needed for your baby. These swaddle slumber sacks travel successful a battalion of three.

The Ollie Swaddle

The Ollie Swaddle

Another proposal from Nesbitt, this swaddle is made from polyester and stretchy Spandex, allowing you to get a snug fit. According to nan brand, nan worldly is besides moisture-wicking to trim nan consequence of overheating. The apical portion tin beryllium velcroed together to create nan swaddle, and nan bottommost ties together to adjacent but tin beryllium untied truthful you don’t person to unswaddle your babe to do a diaper change. With your purchase, you besides get a delicates laundry container to lavation your swaddle in. 

Happiest Baby Sleepea 5-Second Swaddle

Happiest Baby Sleepea 5-Second Swaddle

This was my go-to swaddle erstwhile my girl was a newborn. A pediatrician developed it. Inside nan zip-up sack is simply a velcro set to unafraid your baby’s arms adjacent to their body. There’s a two-way zipper, making it easy to alteration diapers without releasing your baby’s arms, and nan swaddle is made of fabric and mesh panels for breathability. This slumber sack is disposable successful 3 sizes — small (for babies betwixt 5 and 12 pounds), medium (for babies betwixt 12 and 18 pounds) and large (for babies betwixt 18 and 26 pounds).

Aden + Anais Cotton Knit Baby Wrap

Aden + Anais Cotton Knit Baby Wrap

Like nan SwaddleMe, this swaddle slumber sack comes successful a battalion of three, and has adjustable velcro to support your baby’s arms adjacent to their assemblage and nan bottommost zippers unfastened for easy diaper changes. This swaddle comes successful 2 sizes — small/medium (for babies who are 7 to 14 pounds) and ample (for babies who are 14 to 18 pounds) — and a 1.0 aliases 1.5 tog. It has a 4.4-star mean standing from complete 5,575 reviews connected Amazon. 

Love to Dream Swaddle Up

Love to Dream Swaddle Up

Some babies don’t bask having their arms secured down astatine their sides aliases crossed their chest. This swaddle slumber sack, which has a 4.6-star mean from complete 23,290 reviews connected Amazon, has a wing-like style successful nan enarthrosis area that allows for a small much state while still providing capable support and information that they won’t aftermath themselves up if their Moro reflex is triggered. There is simply a two-way zipper to let for diaper changes and nan slumber sack is made from fabric and Elastane. The weight of nan cloth is perfect for mean room temperatures betwixt 68 and 75 degrees Fahrenheit, according to nan brand.  

The champion slumber sacks

Halo Sleep Sack 

Halo Sleep Sack

“I americium a instrumentality of nan Halo slumber sacks. They are fantabulous quality, a awesome value point, and person a wide scope of sizes and options available,” says Sarah Bossio, a certified pediatric slumber master and laminitis of Your Zen Baby Sleep. “I personally was capable to reuse each of nan Halo swaddles and sleep sacks for some of my children and proceed to urge them to clients and friends alike.” This slumber sack is made from 100% cotton, has a two-way zipper and is disposable successful different sizes (small, mean and large) and togs. This type is simply a .5 tog, due for rooms betwixt 72 and 75 degrees Fahrenheit. It is besides disposable successful a 1.0 and 1.5 tog. 

Kyte Baby Sleeping Bag

Kyte Baby Sleeping Bag

My girl has been wearing slumber sacks from this marque since she was six months aged — she is now three. The material, a combo of rayon made from bamboo and Spandex, is ace soft and nan bags are other long, truthful your kid has tons of room to move astir successful them. They besides travel successful galore nosy colors, for illustration emerald, raspberry and taro. They travel successful a .5, 1.0 and 2.5 tog and are disposable successful sizes extra small done extra large. They’re 1 of nan only slumber sack brands I person recovered that spell up to that size, allowing kids up to 47 inches gangly to deterioration them.

Burt’s Bees Baby Sleep Sack

Burt's Bees Baby Sleep Sack

Nesbitt besides recommends nan slumber sacks from Burt’s Bees arsenic an affordable option. They travel successful small, medium, large and extra large — covering your babe from newborn done 24 months — and are disposable successful a .5 aliases 1.5 tog. The slumber sack is made from 100% integrated fabric and disposable successful 24 patterns, including honey bee cloud, midnight stripe, elephants and more. The zipper opens from nan bottommost to make diaper changes easier and location is simply a zipper defender to forestall it from rubbing against delicate skin. 

Homeal Toddler Sleep Sack pinch Legs

Homeal Toddler Sleep Sack pinch Legs

“My grandma saw this slumber sack connected Shark Tank and ordered it for my son,” says NBC Select elder photograph editor Rebecca Delman. “I emotion really it feels and I committedness he sleeps amended erstwhile he wears it to bed.” Unlike nan others connected this list, this slumber sack has limb holes, making it bully for stepping toddlers. It is simply a 1.0 tog and is disposable successful sizes 12 months — 2T, 2T-3T, 3T-5T and 5T-7T. It besides features a two-way zipper and pockets. 

Woolino Merino Wool Ultimate Baby Sleep Sack

Woolino Merino Wool Ultimate Baby Sleep Sack

Made pinch a 100% merino wool lining and 100% integrated fabric outer, this slumber sack has a 4.8-star mean standing from complete 2,980 reviews connected Amazon. Wool is simply a people temperature-regulating material, truthful this slumber sack useful successful each seasons, according to nan brand. It comes successful 1 size, which will fresh babies betwixt 2 and 24 months. Rather than a zipper, this slumber sack fastens astatine nan shoulders and it has spot loop holes, allowing your babe to deterioration it successful a car aliases stroller.

Meet our experts

At NBC Select, we activity pinch experts pinch specialized knowledge and authority based connected applicable training and/or experience. We besides guarantee each master proposal and recommendations are made independently and without undisclosed financial conflicts of interest.

  • Cara Dumaplin is simply a babe slumber master and laminitis of Taking Cara Babies, which offers online slumber classes
  • Ensley Nesbitt is nan laminitis and CEO of Sleep Baby Consulting
  • Sarah Bossio is simply a certified pediatric slumber master and laminitis of Your Zen Baby Sleep

Why spot NBC Select?

Bethany Heitman is simply a contributor astatine NBC Select and a journalist who regularly covers topics for illustration beauty, location and lifestyle. For this story, she interviewed 3 creation experts astir slumber sacks.

Catch up connected Select’s in-depth sum of personal finance, tech and tools, wellness and more, and travel america connected Facebook, Instagram, Twitter and TikTok to enactment up to date.

Bethany Heitman

Bethany Heitman is simply a contributing editor astatine NBC Select.