The newly designed MESA is Suitable 4-35 lbs and up to 32 in height (whichever comes first). It is designed with intuitive innovations you can see and features that remove the guesswork. Its SMART Secure System combines auto-retracting LATCH connectors and a visual indicator that turns red to green, providing an accurate and straightforward installation. Front adjust no-rethread harness with integrated side impact protection as well as a one-handed release from both the VISTA and the CRUZ deliver a seat that effectively pairs safety with simplicity. Four-position adjustable foot for easy leveling. Built-in lock-off for secure seatbelt installation. This new model includes larger headrest for improved side impact protection, infant insert to better fit infants natural curve shape and can be used to 11lbs, extra handlebar position to be used similar to rebound bar when in the vehicle, larger canopy by 20% and now there is no need to move crotch buckle as the baby grows. Please note, we do not guarantee compatibility.