The US Army's MRE (Meal Ready to Eat) packs are particularly popular with young Iraqis. Every one of the sealed bags contains what British soldiers enviously call Gucci - things like a slice of cake and a bag of sweets.
Many of these soon find their way into the stomachs of local children.
With every passing day it's getting hotter in Iraq. In this heat the orange juice and milk cartons carried by troops are particularly prized items.
Drinking water no longer seems to be in such short supply in towns such as Safwan, but these drinks containers are seemingly hoarded by the people who get them.