We get our milk in plastic bags here in Ontario.You buy 4 liters of milk packaged in 3 bags to equal 4 liters all put into a large plastic bag.This is how it's sold in the grocery stores or you can get it in 1 or 2 liter cartons, but that's more expensive.In Canadian funds, it usually is over $5 for the bags which I think is expensive.I use powdered for baking needs;powdered is cheaper.We used to be able to buy milk in plastic jugs, but that was about 30 years ago. ... View related article.