For me, the main change is not about the weight, but the size > cabin bag measuring up to 100cm > as well as an under-the-seat personal item with a maximum si

For me, the main change is not about the weight, but the size > cabin bag measuring up to 100cm > as well as an under-the-seat personal item with a maximum size of 40x30x15cm Right now almost all (if not all) EU lowcosters only allow bags with a volume of around 20 litres. Anything larger costs extra.