Carefully engineered with a full steel frame, the Diono radian rXT all-in-one baby car seat provides unmatched safety for your child from birth to booster – and every marvelous moment with between. It comfortably seats rear-facing children from 5-45 pounds, forward-facing children from 20-80 pounds in a 5-point harness, then converts to a booster seat for kids up to 120 pounds. Designed with your child’s security and safety as top priorities, the radian rXT functions any steel alloy frame, strengthened sidewalls, adjustable head support and Diono’s patented SafeStop energy absorbing harness. EPS foam surrounds your child’s mind and entire body to supply complete side impact protection. The unique Superlatch system can make set up easy. Memory foam padding, infant support pillows, expandable sides, and a longer seat bottom provide additional space and comfort for your growing child. The seat is NCAP crash examined, the industry benchmark for verifying child seat performance in severe accident conditions. 1 cup owner is included, with the option to add up to four mug holders. The radian RXT folds flat for travel and fits 3 across in most mid-sized vehicles, making it the perfect choice for growing households. With a 10-year lifespan, the radian rXT might end up being the only infant car seat you’ll ever require.