The Chicco KeyFit? ClearTex? Infant Car Seat is engineered with innovative features that make it the easiest infant car seat to install simply accurately and securely every time. The base is INCLUDED - the lightweight carrier clicks effortlessly into the included stay-in-car base and compatible Chicco strollers for easy streamlined travel when you need it most. The included stay-in-car base has a ReclineSure leveling foot and two RideRight bubble level-indicators to help achieve and verify proper angle in the vehicle seat. The base is also equipped with premium LATCH connectors and a SuperCinch tightener for a secure fit with a fraction of the effort! For alternate installation with the vehicle seat belt clear belt routing and integrated lock-offs make it easy to position tighten and lock the belt into place. A smooth underside helps protect vehicle seats from damage. ClearTex? fabric features no added chemicals for gentle child comfort and parent peace of mind. GREENGUARD GOLD Certified KeyFit? C