The Chicco KeyFit Infant Car Seat is designed for infants weighing between 4 to 30 pounds and up to 30 inches tall. It features a five-point harness system for safety and a removable infant insert for added comfort. The car seat is compatible with a variety of Chicco strollers, making it a versatile choice for parents on the go. Installation is made easy with the KeyFit's SuperCinch LATCH system, which helps secure the seat tightly in vehicles. The car seat also includes a bubble level indicator to ensure proper angle during installation. Its lightweight design allows for easy transport between the car and stroller.