What is KLM's policy on carry-on luggage?

KLM's policy on carry-on luggage allows passengers to bring one piece of cabin baggage and one personal item on board. The cabin baggage must fit within the dimensions of 55 x 35 x 25 cm (21.5 x 13.5 x 10 inches) and should not weigh more than 12 kg (26 lbs). This bag must be stowed in the overhead compartment or under the seat in front. In addition to the cabin baggage, passengers can carry a personal item such as a handbag, laptop, or camera case. It must fit under the seat in front and should not exceed the dimensions of 40 x 30 x 15 cm (16 x 12 x 6 inches). KLM also advises adhering to any specific country's regulations when traveling internationally.