What are the best safety features to look for when choosing a bike with a car seat for your child?

When choosing a bike with a car seat for your child, look for safety features such as a sturdy and secure mounting system, adjustable harness straps, a comfortable and well-padded seat, and a high backrest for support. Additionally, consider a bike with reflectors or lights for visibility, and always ensure that the seat meets safety standards and is installed correctly.