A sleeping bag for babies or toddlers is a vest that extends into a soft bag-like bottom that your baby sleeps in. Sleeping bags are very popular with many parents. The great thing about them is that your baby can't kick them off, which means that he is less likely to wake up because he's feeling too cold.
Sleeping bags are usually fastened using a zip that runs the full length of the bag, either down the middle or along the side. Some also fasten with poppers.
When choosing a sleeping bag for your baby, you will need to put the following factors into consideration