The Cozy N Safe Etna i-Size has the most amount of padding we have EVER put in a car seat. The super deep padding ensures that your baby is truly Cozy N Safe. The padding acts both as a brilliant support for your baby and offers amazing protection against any impacts from the sides and forward or rear collisions. That?s not all, the recline position and padded newborn inserts ensure the seat has a lie flat function to ensure your newborn is in the correct position even on those longer journeys. The i-Size seat is installed in most modern cars using the Isofix and Top Tether system until your toddler reaches 105cm, then simply hide the harness and the seat is installed using the vehicles? 3 point belt. The Etna has an extended rear facing feature allowing you to rear face your baby all the way up to 105cm (approx. 4 years old.) The 360° seat which locks at 90° allows you easy access to your child when putting them in or out the car seat. No more breaking your back bending in and out of