With the help of the Baby Jogger Infant Car Seat Adaptor you can start using your Performance Single Jogger as soon as coming home from the hospital. This adaptor works with most GracoŽ and EvenfloŽ infant car seats allowing for a smooth transition from the car to the stroller without even bothering baby. This is an extra nice way to walk your baby, and still be able to see their face as they sleep, all while getting in shape! The Infant Car Seat Adaptor is the perfect gift for the new mom and dad. Works with infant car seats that hold infants up to 20 lbs and less than 26" tall.