SnugLock Technology features a hassle-free 3-step installation rear-facing car seat helps protect infants from 4 - 35 lb and up to 32u0026#34; quick and easy clean up with the Rapid Remove covernSimply Safe Adjust Harness System adjusts headrest and harness together to prevent rethreading Safety Core absorbs frontal crash forcesnAdjustable base with 4 recline positions and easy-to-read bubble level indicator InRight LATCH system for a one-second LATCH attachmentnRotating canopy with window and visor provides shade and sun protection for baby removable newborn head and body support cushions babynCheck your local and state laws, as well as AAP and NHTSA recommendations, for car seat usage engineered u0026amp; rigorously crash tested to meet or exceed US standard FMVSS 213.n