infants and newborns

Naptime Necessities: Top Picks for Baby Sleep Sacks

As parents, ensuring your baby gets a good night's sleep is a top priority. Sleep sacks can be a game-changer, providing a safe and cozy environment for your little one. Let's explore what sleep sacks are, how to choose the right one, when to transition from a swaddle, and highlight some of the most popular brands on the market.


Sleep Sacks- What are they?

A sleep sack, a wearable blanket, is a bedding designed to keep your baby warm and secure while they sleep. Unlike traditional blankets, which can pose a risk of suffocation or tangling, sleep sacks are designed to be worn, ensuring they stay safely in place throughout the night. They come in various materials, sizes, and styles to suit different ages and needs, making them a versatile addition to your baby's sleep routine.


Things to Consider When Looking for a Perfect Sleep Sack

A Perfect Sleep Sack

Image Source: Kinderel Organic Fabrics

Choosing the right sleep sack can significantly affect your baby's sleep quality. Here are some key factors to consider:


  • Material: Opt for breathable, soft fabrics like cotton, bamboo, or merino wool to ensure comfort and temperature regulation.
  • Size: Select a size that fits your baby snugly without being too tight. Most brands offer guidelines based on age and weight.
  • TOG Rating: The Thermal Overall Grade (TOG) indicates the warmth level of the sleep sack. Choose a TOG rating appropriate for the room temperature.
  • Ease of Use: Look for features like zip-up closures and adjustable straps for easy dressing and diaper changes.
  • Safety: Ensure the sleep sack meets safety standards and is free of choking hazards like loose strings or buttons.
  • Design: Consider options like sleeveless designs for better arm movement or swaddle-style sacks for younger babies who still need a snug fit.


Must read: Newborn Baby Care Tips: A Quick Guide For First-Time Parents


When to Transition from Swaddle to Sleep Sack

Knowing when to transition from a swaddle to a sleep sack is crucial for your baby's safety and comfort. Most babies start to show signs of rolling over around 3 to 6 months, which indicates that it's time to make the switch. Transitioning to a sleep sack at this stage helps prevent the risk of suffocation and allows for greater freedom of movement, promoting healthy development.


Check out: Learn How to Swaddle a Newborn Baby


Popular Sleep Sack Brands


1. Halo Sleep Sack

Halo Sleep Sacks feature an inverted zipper for easy diaper changes, and some models come with a swaddle option to keep younger babies snug. They are available in various TOG ratings, including 0.5, 1.0, and 2.5 Thermal Overall Guide (TOG), to suit different room temperatures.


Sizing: Halo Sleep Sacks come in various sizes to fit newborns to toddlers. Sizes include Newborn (6-12 lbs), Small (13-18 lbs), Medium (16-24 lbs), Large (22-28 kg), and X-Large (26-36 lbs).


Material: The Halo Sleep Sack is made from 100% polyester microfleece, cotton, or muslin, depending on the specific model you choose. The materials are designed to be soft, breathable, and gentle on your baby's skin.


Care: These sleep sacks are machine washable and can be tumble-dried on low heat, making them convenient for busy parents.


Starting Price: $29


2. Dreamland Sleep Sack

These sleep sacks feature evenly distributed weight to mimic the sensation of a parent's touch, promoting better sleep. They have a two-way zipper for easy diaper changes and are available in 1.0 and 2.5 TOG.


Sizing: Dreamland Baby Sleep Sacks come in sizes suitable for babies from 0-36 months. Sizes include Small (0-6 months), Medium (6-12 months), and Large (12-24 months).


Material: Dreamland Sleep Sacks are designed to provide comfort and security. They are made from 100% cotton and have a hypoallergenic poly-fil inner layer. They are also OEKO-TEX certified, ensuring they are free from harmful substances.


Care: Dreamland Sleep Sacks are machine washable on a gentle cycle and should be dried on low heat.


Starting Price: $89


3. Kyte Baby Sleep Sack

Kyte Baby Sleep Sacks feature a zipper cover at the neck and a two-way zipper that runs down and around the sides and bottom for easy access. They are hip-friendly, not weighted, and come in 0.5 TOG, 1.0 TOG, and 2.5 TOG options.


Sizing: Kyte Baby Sleep Sacks are available in sizes from X-Small to X-Large. The sizes are XS (7-13 lbs), S (14-20 lbs), M (18-30 lbs), L (28-42 lbs), and XL (38-50 kg).


Material: The exterior is made from 97% rayon derived from bamboo and 3% spandex, with a filling of 100% polyester. These sleep sacks are OEKO-TEX certified, ensuring they are safe and non-toxic.


Care: These sleep sacks are machine washable, but air drying is recommended to maintain quality.


Starting Price: $55


 4. Nested Bean Sleep Sack

Nested Bean Sleep Sacks feature lightly weighted pads on the chest to simulate a parent's comforting touch, helping babies self-soothe and sleep longer. They have a two-way zipper for easy diaper changes and come in 0.5 TOG, 1.0 TOG, and 2.5 TOG.


Sizing: These come in various sizes to fit babies from newborns to toddlers. Sizes include Small (0-6 months), Medium (6-12 months), and Large (12-24 months).


Material: These sleep sacks are made from 100% cotton, ensuring they are breathable and comfortable for your baby. They are also safe and durable for regular use.


Care: These sleep sacks are machine washable and can be dried on low heat.


Starting Price: $49.99


 5. Woolino Sleep Sack

These sleep sacks are all-season wearable, suitable for room temperatures between 63F and 77F. They feature shoulder snaps and a two-way zipper for easy dressing and diaper changes. The sleep sacks are available in 2.5 TOG.


Sizing: Woolino Sleep Sacks, thanks to their adjustable design, are available in one universal size that fits babies from 2 months to 2 years.


Material: Woolino Sleep Sacks are made from 100% natural merino wool on the inside and organic cotton on the outside, providing excellent temperature regulation.


Care: Woolino Sleep Sacks should be machine washed on a wool cycle with wool detergent and air-dried flat to maintain quality.


Starting Price: $79 

(Please note that these prices are subject to change with time and depending on other factors like seasonal sales, company discounts, etc.)


How Many Sleep Sacks Are Needed?

Sleep Sacks Required

Image Source: NBC News

Determining the number of sleep sacks you need depends on a few factors, including how often you do laundry, your baby's age, and sleep habits. Generally, having 3-4 sleep sacks on hand is a good idea. This ensures you always have a clean one available, even if a couple is in the wash or your baby has an unexpected nighttime mess. You might need more for newborns and younger infants for frequent changes. As your baby grows and their sleep patterns stabilize, you may find that fewer sleep sacks are necessary.


Learn more: Preparing for Parenthood: Tips for New and Expectant Parents



Choosing the right sleep sack for your baby is a significant decision that can impact their comfort and safety during sleep. You can ensure your baby sleeps soundly and securely by understanding what a sleep sack is, knowing what features to look for, and knowing when to transition from a swaddle to a sleep sack. The market offers a wide variety of options, from weighted sleep sacks to those made from breathable bamboo or temperature-regulating merino wool.




How do I know which TOG rating is best for my baby's sleep sack?

TOG ratings indicate the warmth of the sleep sack. For room temperatures above 75F (24C), a TOG rating of 0.5 is suitable. For 68-75F (20-24C), choose a TOG rating of 1.0. For more fabulous rooms, 61-68F (16-20C), a TOG rating of 2.5 is recommended.


Are weighted sleep sacks safe for babies?

Weighted sleep sacks can be safe and beneficial if used correctly. Please ensure the weight is evenly distributed and the sack meets the safety standards. Always consult your pediatrician if you have concerns.


When should I stop using a sleep sack?

Most children transition out of sleep sacks between 18 and 24 months, but some sleep sacks are designed for toddlers up to 36 months. Transitioning depends on your child's comfort and mobility needs.


Are sleep sacks better than blankets?

Yes, sleep sacks are generally safer than loose blankets as they reduce the risk of suffocation and entanglement, providing a safer sleep environment for babies.

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