Royal Canadian Milk Bag Openers shirt, hoodie, sweatshirt and tank top
Milk Bag Cutter : Amazon.ca: Home
Milk bag - Wikipedia
Official Royal Canadian Milk Bag Openers Canada AF Shirt, hoodie, sweater, long sleeve and tank top
Andrew King on X: "Canadianity: Snippet Milk Bag Opener. 1979 guy had a nightmare about his kid cutting his fingers off w/scissors so invented it #Canada150 https://t.co/xh6U0CuKu3" / X
How do Canadians open milk bags without tools? - Quora