The Chicco Fit2 Infant & Toddler Car Seat Base is designed for use with the Fit2 Car Seat, a first-of-its-kind rear-facing car seat designed with two unique positions to accommodate infants and toddlers, making it easy to stay rear-facing for the first two years. (car seat sold separately)Stage: Rear Facing Harness (4-35 pounds)Includes: 2-stage car seat baseSafety Features: Anti-rebound bar, Click-in attachment, ReclineSure leveling foot, RideRight bubble levels, SuperCinch LATCH installationCompatible with: Chicco Fit2 infant and toddler car seat onlyTwo unique positions for infants & toddlers to ride rear-facingEasiest infant car seat base to install simply, accurately, and securely, every timeBaby, we want you to know…​The box might have some wear but, it’s what’s inside that counts.