The Diono Radian 3RXT SafePlus Max Convertible Car Seat is our best-selling and most loved car seat, now improved with optimized safety and comfort features. Designed to grow with your child, it offers 4 modes in 1 seat: rear-facing (4-50 lbs), forward-facing (26.5-65 lbs), and booster mode (40-120 lbs). Its slim-fit design allows for 3-across seating in most vehicles without compromising safety or comfort.

Built with reinforced automotive-grade high-strength steel, a 2-in-1 anti-rebound bar, and 8-layer side impact protection, it provides ultimate protection on every road trip. The one-hand easy-adjust 12-position headrest, memory foam padding, and washable seat cover ensure convenience and comfort for busy families. Plus, it’s FAA-approved for airline travel and folds for compact storage.