Get out and enjoy some fresh air with both your infant and your toddler using a BOB duallie infant car seat adaptor for Chicco infant car seats. Connect the infant car seat adaptor to your double stroller in order to snap on your infant car seat. It"s easy to install and remove. You can fold up your stroller with the infant car seat adaptor attached. Plus, it has a snack try for your toddler. Use this infant car seat adaptor with BOB duallie strollers and Chicco infant car seats KeyFit and KeyFit 30.