Chicco - Chicco KeyFit Caddy The RIGHT FIT for a KeyFit! Designed exclusively for the #1-rated KeyFit Infant Car Seat, the KeyFit Caddy is a perfect addition to a Chicco baby gear collection. Featuring the easy and secure click-in car seat attachment you've come to expect from Chicco, this lightweight car seat carrier was created specifically for Cortina Travel System parents looking for an extra-convenient way to travel with baby on those especially busy days. With its light aluminum frame, compact one-hand fold, large expandable basket and 4-position height-adjustable handle, it's easy to see how the KeyFit Caddy can simplify life during baby's first months. Other features include all-wheel suspension, toe-tap locking brakes and a full-featured parent tray.