EXTENDED USE: As your child grows, Chase®Plus 2-in-1 Booster Car Seat converts from a 5-point harness booster for use 22 -40 lbs. to a high-back booster with vehicle seat belt for use up to 120 lbs. PROPER FIT: The innovative headrest design with RightFit™ exclusive belt path technology will auto-adjust the vehicle belt to the proper height for a safer ride COMFORT & CONVENIENCE: Supportive and comfortable padding with removable seat cover that’s machine washable INTEGRATED CUP HOLDERS: Two cup holders to keep drinks and snacks within reach SAFETY IS OUR PRIORITY: Easy lower anchor and tether system helps ensure a secure installation. The Chase Plus meets or exceeds all applicable Federal Safety Standards and Evenflo's Side Impact Test Standard