Why Safe Sleep Bags Still Matter in your Toddler’s Big Bed
And When It's Time to Say Goodbye
Safe Sleep Doesn’t Stop at the Cot
Safe sleeping bags are an essential part of your toddler’s bedding and sleep routine, even after they’ve graduated from their cot. While many parents assume these safe sleep bags are just for babies, they continue to offer warmth and safety well into the toddler years—especially during the transition to a big bed.
Dress Smart, Not Just Warm
I recommend using cotton-bamboo blankets along with a toddler’s safe sleep bag in a cot—or a safe sleep bag a duvet and a couple of layers of cotton-bamboo blankets once your little one has moved to a big bed. Some brands advise dressing toddlers in multiple clothing layers under their sleeping bag, but this carries its own risks.
Imagine discovering your toddler is too hot at night. You may hesitate to wake them by removing layers, especially if you’re exhausted yourself. That’s why it’s safer to use bedding you may easily add or remove blankets without disturbing your child.
Likewise, if your toddler seems cold, you might be tempted to toss over a polyester blanket which isn’t safe. A better approach is to prepare ahead with breathable cotton-bamboo blankets and to ensure everyone who puts your toddler to bed understands safe sleep practices.
Not All Sleep Bags Are Created Equal
When I talk about sleep bags, I mean the safe sleeping bags recommended on my website. I’ve reviewed many brands and have found these to be the safest on the Australian market.
Just recently there was another recall: https://www.productsafety.gov.au/search-consumer-product-recalls/velour-sleeveless-sleepbag
In my years of experience, I’ve come across sleep bags with faulty zips and poppers, dangerously large neck and arm holes, and even Velcro that sticks to mattresses—none of which are issues with the bags I recommend.
When to Stop Using a Sleep Bag
One of the most common mistakes I see is parents stopping the use of a sleep bag too soon. I recommend continuing to use a safe sleeping bag for at least six months after your toddler moves to a big bed.
- For boys, this is often around three and a half years old
- For girls, typically around three years old
- Some children happily continue using their sleeping bag until six or seven years of age, which is perfectly fine
Using a sleep bag during the transition period offers continuity. The familiar feel helps your toddler settle more easily into their new bed, and the bag provides consistent warmth—especially important while they’re still learning to stay under a duvet or blanket.
Final Thoughts
Safe sleep bags aren’t just for babies. They play a key role in keeping toddlers warm and secure—especially during major sleep transitions. With the right approach, your toddler will enjoy the comfort of their sleep bag well into their preschool years.
If you’re unsure which sleep bag to choose or how to safely combine bedding, I always recommend using only safe sleep-approved products and checking the guidelines on my website.