The Graco Extend LX R129 Car Seat in Midnight is designed for extended use, accommodating children from 40-105cm (birth to approximately 4 years). It offers rearward facing for longer, from 40-105 cm, and forward-facing harness mode from 76-105cm (15 months to approximately 4 years). The seat features a 4-position recline (1 rearward, 3 forward) and a no-rethread harness that allows easy adjustment of both the harness and 6-position headrest together as your child grows, ensuring proper security at all ages. It also includes Safety Surround Side Impact Protection, intuitive and easy belt path installation with an integrated lock-off, and comes with padded newborn inserts and harness pads.