5. Trash Bags, Plastic Bags, Any Large Bag
Plastic bags serve multiple purposes from being used as a form of organization, to being a barrier between your dirty and clean laundry. Need an emergency trash bag? You have one packed. Need to isolate your toiletries in case of spillage? Done. We’ve all had an experience where we needed a plastic bag but there were none in sight. This one item can serve many purposes making your life and packing a lot easier.