Traveling by air is already an exciting yet sometimes stressful experience, and with the introduction of the new hand baggage policy by the Bureau of Civil Aviation Security (BCAS), passengers need to be more mindful of their packing choices. The updated regulation allows only one piece of hand baggage weighing up to 7 kg per passenger, applicable to both domestic and international flights. Here's everything you need to know about the change and how to prepare for your next flight.