The UPPAbaby Aria Car Seat provides superior safety and comfort for your child. Its advanced design includes a reinforced steel frame and energy-absorbing foam, offering 360-degree protection. With its lightweight and ergonomic design, this car seat makes traveling with your little one a breeze. Lightest infant car seat on the market weighing just under 6 lbs and is suitable from 4–30 lbs, or up to 30” in height.