At 18 months old, the need for a sleep sack depends on the individual child and their sleep preferences. Many toddlers may have outgrown the need for a sleep sack and prefer using a toddler-sized blanket for comfort. However, some toddlers may still find security in using a sleep sack. If your child enjoys using a sleep sack and it provides a safe and comfortable sleep environment, you can continue using it.
Sleep sacks do not stunt growth. They provide a safe, comfortable sleep environment for babies and toddlers without restricting movement. Sleep sacks allow ample leg room and freedom while keeping them cozy. Choose the right size for your child's weight and height. Follow safe sleep guidelines and use an appropriate sleep sack. It won't negatively impact growth and development.
Yes, you can put a onesie or a lightweight pajama set under a sleep sack, depending on the room temperature. The onesie or pajamas provide an additional layer of comfort and warmth for your baby while inside the sleep sack. In warmer conditions, a lightweight onesie might be sufficient, while in cooler temperatures, you can use long-sleeved onesies or pajamas to ensure your baby stays cozy.