Safe sleep is important, and for that reason a sleep sack is a must have for any new baby. Pediatricians and safe sleep experts recommend weaning a newborn from the swaddle by week eight. Still, a baby has to keep warm during the night, and so a sleep sack is the safest option. Below, we’ve profiled the 15 best sleep sacks of 2019, keeping in mind such factors as price, safety rating, and overall comfort.

1st Laugh Muslin Baby Sleeping Sack Bag

$15.99
As the least expensive sleeping bag on our list of the best sleep sacks of 2019, the 1st Laugh Muslin Baby Sleeping Sack Bag is an excellent option for parents looking to test a sleep sack, or who need something for traveling. The 1st Laugh is made of cool cotton muslin, so it’s ideal for warmer weather. Parents are also certain to like the various pattern options.

Aiden + Anais Classic Sleeping Bag

$19.95
Aiden + Anais’ soft muslin products are a favorite for many families, and the company’s Classic Sleeping Bag is no exception. This sleep sack consists of two layers of lightweight and super soft cotton muslin. Such a unique construction allows Baby to stay comfortable, and reduces the risk of overheating. The sleeping bag, which is available in a number of adorable designs, also includes a zipper on the bottom which makes for easy diaper changes.

Carter’s Long Sleeve Sleepbag

From $21.99
The sleepbags from Carter’s, which typically come in a pack of two, are a great budget-friendly option for sleep sacks. These particular infant sleeping bags are popular due to the fact they have sleeves, as most sleep sacks are sleeveless. Made of a microfleece, these long-sleeved bags are ideal for colder nights.

HALO Early Walker SleepSack

$21.99
Parents can use trusted HALO products all the way to toddlerhood thanks to the Early Walker SleepSack. Designed to be worn over regular pajamas, the Early Walker features thoughtfully sized foot holes so that allow the toddler to tuck their feet inside or keep them out. Should they choose, children can even walk around while wearing this popular sleep sack. Other notable features include a bottom zipper and three color options.

Burt’s Bees Beekeeper Wearable Blanket

$22.95
Burt’s Bees is well-known for its high-quality products made of 100% organic cotton. The Beekeeper Wearable Blanket is no exception. According to reviews, parents (and babies!) love this top sleep sack’s soft-to-the-touch feel, adorable color and design options, and zipper located at the bottom of the sack. Also loved are the number of details in this product, such as the snappable zipper cover and the interior zipper guard, both of which are meant to increase comfort and keep sensitive baby skin safe.

HALO SleepSack

$22.95
HALO, which makes a popular bassinet for safe sleep, also makes this bestselling sleep sack. The bottom of the sack is nice and roomy, providing plenty of space for Baby to kick comfortably. Parents will appreciate the HALO SleepSack’s bottom zipper, which makes middle-of-the-night diaper changes a total breeze. The HALO SleepSack comes in a variety of colors, designs, and sizes.

Baby Deedee Fleece Sleeping Bag

$26.99
The fleece sleep sack by Baby Deedee is a great option for keeping a baby warm, comfortable, and safe during the winter. This popular sleep sack is made of polar fleece, so parents can be assured their babies will be warm and comfy. Baby Deedee’s sleeping bag offers a lot of thoughtful details, including shoulder straps that snap open and closed and an inverted zipper.

Jasper Long Sleeves Wearable Blanket

$30.99
Sleeveless or sleeves? When it comes to infant sleep sacks, both have their pros and cons. But that’s what makes the Jasper Long Sleeves Wearable Blanket so appealing for parents. This popular sleep sack allows parents to remove the sleeves should the sleeping conditions require it, ensuring all-seasons comfort and safety for their little one. Other noteworthy features include a soft cotton shell, a bottom zipper, and a zipper guard.

Bebe au Lait Muslin Bedtime Sleeper

$32.00
Finding a sleep sack suitable for hot summer nights can be a challenge. Fortunately, there’s the Muslin Bedtime Sleeper by Bebe au Lait. Available in a variety of beautiful designs and colors, this breathable sack is made of 100% cotton muslin. According to reviews, parents love how soft the Bebe au Lait is, and rave about how its once-washed fabric softens even further with every wash.

Zipadee Zip

$33.95
Zipadee Zip may have gotten its start on television’s hit show Shark Tank, but it’s proven itself a hot commodity on its own. The secret to its popularity is its starfish-shaped design. This unique shape encloses Baby’s hands and feet, ensuring a safe and hugged feeling while simultaneously providing the child with room to move. The Zipadee Zip can be purchased in blue, pink, or a number of other cute designs.

Gunapod Sleep Sack

From $36.00
When you think of the Gunapod Sleep Sack, think of a duvet cover. Like a duvet, the Gunapod covers the child with a safe and light covering. It’s made of a soft bamboo material and filled with a hypoallergenic filling similar to down. Appealingly, the Gunapod is completely open at the bottom so that changing Baby’s diaper can be done easily and without sacrificing the child’s comfort. The Gunapod can also be purchased in fleece or with a zipper, which explains the range in prices.

Nested Bean Zen Sack

$37.95
The Nested Bean isn’t your average sleep sack; it’s a zen sack. And it’s true. The Zen Sack, an Amazon Choice product, is designed to mimic a parent’s touch. A lightly weighted pressure pad located in the middle of the chest provides comfort and a sense of safety meant to help Baby fall asleep and stay asleep. The sack, which is available in a variety of colors and designs, can also be reversed for babies who are a little older and who are able to roll independently. Finally, the Nested Bean Zen Sack can be purchased in classic cotton, a bamboo blend, or a winter-weight cotton to help keep Baby at the proper temperature at all times.

Little Giraffe Muslin Dot Dreamsack

$44.00
Made of 100% cotton muslin, the Dot Dreamsack by Little Giraffe is a popular choice amongst caring parents. This popular sleep sack, most suitable for newborns, comes in three color options. Its lightweight construction is soft and stretchy to allow for a snug, yet moveable fit, as well as temperature regulation.

Castleware Toddler Sleep Bag

From $52.00
For children too old for a traditional sleep sack, but too young for a blanket, the Toddler Sleep Bag by Castleware is an excellent option. Available in sizes 12 months to 3T, this adorable cotton rib-knit sack includes foot holes so that the baby is free to move. Parents love how durable the sleep bag’s material is, and how well this product washes up. The Castleware Toddler Sleep Bag is available in a variety of colors and designs.

Woolino 4 Season Basic Baby Sleeping Bag

$84.99
Don’t let the Woolino’s hefty price tag deter you. This sleep sack has a lot to offer, and is easily one of the best sleep sacks of 2019. The Woolino is made of Australian merino wool, so it feels soft and luxurious to the touch. Since it’s wool, the Woolino also works to regulate Baby’s temperate year-round. This means parents don’t need to switch their children’s sleep sacks with the changing the seasons. And because baby things are sure to get dirty, it’s nice to know that the Woolino is machine washable.