From the Monterey Collection. Introducing the next generation of expandable boosters. Designed for ultimate portability, the Monterey® 5iST FixSafe™ booster transforms in seconds from a compact fold to a full-size booster seat, without compromising safety or comfort. At 25% smaller than the average booster, the Monterey® 5iST FixSafe™ folds down into a compact and convenient size and features an integrated carry handle and carry straps with designated storage compartment. So, whether you’re on the daily commute, car-pooling, storing it in the garage or jumping in a cab, with Monterey 5 you can always take safety with you and make every journey more enjoyable. Suitable for children from 40 lbs. to 120 lbs. (18 to 54 kg), the Monterey® 5iST FixSafe™ booster seat expands in height and width to provide up to 85% more room as your child grows up to 5'3" (160.02 cm) tall. Featuring 12 headrest positions and expandable up to 20” in width, the Monterey® 5iST FixSafe™ can adapt quickly to growing children, with plenty of room for shoulders, hips and legs. All of these great features have been combined with Safe+® engineering, with the Monterey® 5iST FixSafe™ booster seat subjected to a combination of the most rigorous crash tests; front, rear, and side impacts, and rollover test to ensure the safest seat possible.The advanced Safe+® side impact protection features eight layers of interlocking EPS and EPP foam and includes the Safe+® energy absorbing shell, to shield and protect with Safe+® airflow technology built in for optimum child comfort. The open design features easy-to-use Safe+® secure belt guides to eliminate misuse and Safe+® secure belt lock to ensure the adult seatbelt is always routed correctly. The seat base is contoured for a child's comfort and includes a cup holder for road trips. Designed for simple, four-step installation and adjustable rigid latch FixSafe™ connectors, the Monterey® 5iST FixSafe™ booster seat can be used straight out of the box, with no assembly required. When you’re on the move or need to switch between vehicles, the FixSafe™ connectors offer a simple way to secure the booster to the vehicle latch system, for safe and convenient installation every time.