A military mess kit.
A small cafeteria or snack bar, especially one in a military establishment, school, or place of work.
A temporary or mobile café used in an emergency or on a film location etc.
A water bottle, flask, or other vessel, typically used by a soldier or camper as a bottle for carrying water or liquor for drink
A box with compartments for storing eating utensils, silverware etc.
A rubbish bin.