4 separate adjustements - the seat width (3 settings), the body width (3 settings), the head width (3 settings) and the height (9 settings) - 243 individual settings in four adjustable zones across the head, torso, thighs and height. Under 10s to set-up and buckle your child in Lightweight at only 4.5kg, can be carried with built-in strap Folds into a size small enough for airplane overhead compartment 6 advanced impact-protection zones and 4 layer design (EPP, EVA, PU foam, PP) Airflow fabric seat covers are removable and washable Dual certification - meets Europe (ECE R44.04) and US (FMVSS 213) safety standards with a patented design that optimises the seat belt fit of the lap belt and shoulder belt of a vehicle. Recommended for children weighing 33-100 lbs 15-45 kg), 36”-59” (90-150 cm) (approx 3+ years). 6 months warranty