The evolva 1 2 3 plus offers reassuring safety from 9 kg until 36 kg with 5 point harness for little ones using our click safereg audible tensioning system and 3 point car seat belt for older children up to 36 kg this adaptable seat means theres no need to upgrade as your children growproduct highlightsreassurance built in click safe174 harness tensioning confirmationeasy adjustment height adjustable headrest harness with one handed adjustment adjustable width positionssmooth